diff --git a/package.json b/package.json
index bb8db64d28..b32e5f0501 100644
--- a/package.json
+++ b/package.json
@@ -65,6 +65,7 @@
     "file-saver": "^1.3.3",
     "filesize": "3.5.6",
     "flux": "2.1.1",
+    "focus-trap-react": "^3.0.5",
     "fuse.js": "^2.2.0",
     "glob": "^5.0.14",
     "highlight.js": "^8.9.1",
diff --git a/src/Modal.js b/src/Modal.js
index c9f08772e7..2565d5c73b 100644
--- a/src/Modal.js
+++ b/src/Modal.js
@@ -22,6 +22,7 @@ const ReactDOM = require('react-dom');
 import PropTypes from 'prop-types';
 import Analytics from './Analytics';
 import sdk from './index';
+import dis from './dispatcher';
 
 const DIALOG_CONTAINER_ID = "mx_Dialog_Container";
 
@@ -188,10 +189,22 @@ class ModalManager {
 
     _reRender() {
         if (this._modals.length == 0) {
+            // If there is no modal to render, make all of Riot available
+            // to screen reader users again
+            dis.dispatch({
+                action: 'aria_unhide_main_app',
+            });
             ReactDOM.unmountComponentAtNode(this.getOrCreateContainer());
             return;
         }
 
+        // Hide the content outside the modal to screen reader users
+        // so they won't be able to navigate into it and act on it using
+        // screen reader specific features
+        dis.dispatch({
+            action: 'aria_hide_main_app',
+        });
+
         const modal = this._modals[0];
         const dialog = (
             <div className={"mx_Dialog_wrapper " + (modal.className ? modal.className : '')}>
diff --git a/src/components/structures/LoggedInView.js b/src/components/structures/LoggedInView.js
index f6bbfd247b..d9ac9de693 100644
--- a/src/components/structures/LoggedInView.js
+++ b/src/components/structures/LoggedInView.js
@@ -374,7 +374,7 @@ const LoggedInView = React.createClass({
         }
 
         return (
-            <div className='mx_MatrixChat_wrapper'>
+            <div className='mx_MatrixChat_wrapper' aria-hidden={this.props.hideToSRUsers}>
                 { topBar }
                 <DragDropContext onDragEnd={this._onDragEnd}>
                     <div className={bodyClasses}>
diff --git a/src/components/structures/MatrixChat.js b/src/components/structures/MatrixChat.js
index 4bfe5d0b34..1312abda09 100644
--- a/src/components/structures/MatrixChat.js
+++ b/src/components/structures/MatrixChat.js
@@ -171,6 +171,10 @@ export default React.createClass({
             register_hs_url: null,
             register_is_url: null,
             register_id_sid: null,
+
+            // When showing Modal dialogs we need to set aria-hidden on the root app element
+            // and disable it when there are no dialogs
+            hideToSRUsers: false,
         };
         return s;
     },
@@ -608,6 +612,16 @@ export default React.createClass({
             case 'send_event':
                 this.onSendEvent(payload.room_id, payload.event);
                 break;
+            case 'aria_hide_main_app':
+                this.setState({
+                    hideToSRUsers: true,
+                });
+                break;
+            case 'aria_unhide_main_app':
+                this.setState({
+                    hideToSRUsers: false,
+                });
+                break;
         }
     },
 
diff --git a/src/components/views/dialogs/BaseDialog.js b/src/components/views/dialogs/BaseDialog.js
index 66e5fcb0c0..21a2477c37 100644
--- a/src/components/views/dialogs/BaseDialog.js
+++ b/src/components/views/dialogs/BaseDialog.js
@@ -15,6 +15,7 @@ limitations under the License.
 */
 
 import React from 'react';
+import FocusTrap from 'focus-trap-react';
 import PropTypes from 'prop-types';
 
 import { MatrixClient } from 'matrix-js-sdk';
@@ -37,9 +38,6 @@ export default React.createClass({
         // onFinished callback to call when Escape is pressed
         onFinished: PropTypes.func.isRequired,
 
-        // callback to call when Enter is pressed
-        onEnterPressed: PropTypes.func,
-
         // called when a key is pressed
         onKeyDown: PropTypes.func,
 
@@ -52,6 +50,10 @@ export default React.createClass({
 
         // children should be the content of the dialog
         children: PropTypes.node,
+
+        // Id of content element
+        // If provided, this is used to add a aria-describedby attribute
+        contentId: React.PropTypes.string,
     },
 
     childContextTypes: {
@@ -76,12 +78,6 @@ export default React.createClass({
             e.stopPropagation();
             e.preventDefault();
             this.props.onFinished();
-        } else if (e.keyCode === KeyCode.ENTER) {
-            if (this.props.onEnterPressed) {
-                e.stopPropagation();
-                e.preventDefault();
-                this.props.onEnterPressed(e);
-            }
         }
     },
 
@@ -93,17 +89,28 @@ export default React.createClass({
         const TintableSvg = sdk.getComponent("elements.TintableSvg");
 
         return (
-            <div onKeyDown={this._onKeyDown} className={this.props.className}>
+            <FocusTrap onKeyDown={this._onKeyDown}
+                className={this.props.className}
+                role="dialog"
+                aria-labelledby='mx_BaseDialog_title'
+                // This should point to a node describing the dialog.
+                // If we were about to completelly follow this recommendation we'd need to
+                // make all the components relying on BaseDialog to be aware of it.
+                // So instead we will use the whole content as the description.
+                // Description comes first and if the content contains more text,
+                // AT users can skip its presentation.
+                aria-describedby={this.props.contentId}
+            >
                 <AccessibleButton onClick={this._onCancelClick}
                     className="mx_Dialog_cancelButton"
                 >
                     <TintableSvg src="img/icons-close-button.svg" width="35" height="35" />
                 </AccessibleButton>
-                <div className={'mx_Dialog_title ' + this.props.titleClass}>
+                <div className={'mx_Dialog_title ' + this.props.titleClass} id='mx_BaseDialog_title'>
                     { this.props.title }
                 </div>
                 { this.props.children }
-            </div>
+            </FocusTrap>
         );
     },
 });
diff --git a/src/components/views/dialogs/ChatCreateOrReuseDialog.js b/src/components/views/dialogs/ChatCreateOrReuseDialog.js
index 0a909d9906..e2387064cf 100644
--- a/src/components/views/dialogs/ChatCreateOrReuseDialog.js
+++ b/src/components/views/dialogs/ChatCreateOrReuseDialog.js
@@ -129,7 +129,7 @@ export default class ChatCreateOrReuseDialog extends React.Component {
                 </div>
                 <div className={labelClasses}><i>{ _t("Start new chat") }</i></div>
             </AccessibleButton>;
-            content = <div className="mx_Dialog_content">
+            content = <div className="mx_Dialog_content" id='mx_Dialog_content'>
                 { _t('You already have existing direct chats with this user:') }
                 <div className="mx_ChatCreateOrReuseDialog_tiles">
                     { this.state.tiles }
@@ -147,7 +147,7 @@ export default class ChatCreateOrReuseDialog extends React.Component {
             if (this.state.busyProfile) {
                 profile = <Spinner />;
             } else if (this.state.profileError) {
-                profile = <div className="error">
+                profile = <div className="error" role="alert">
                     Unable to load profile information for { this.props.userId }
                 </div>;
             } else {
@@ -163,14 +163,14 @@ export default class ChatCreateOrReuseDialog extends React.Component {
                 </div>;
             }
             content = <div>
-                <div className="mx_Dialog_content">
+                <div className="mx_Dialog_content" id='mx_Dialog_content'>
                     <p>
                         { _t('Click on the button below to start chatting!') }
                     </p>
                     { profile }
                 </div>
                 <DialogButtons primaryButton={_t('Start Chatting')}
-                    onPrimaryButtonClick={this.props.onNewDMClick} />
+                    onPrimaryButtonClick={this.props.onNewDMClick} focus="true" />
             </div>;
         }
 
@@ -179,6 +179,7 @@ export default class ChatCreateOrReuseDialog extends React.Component {
             <BaseDialog className='mx_ChatCreateOrReuseDialog'
                 onFinished={this.props.onFinished.bind(false)}
                 title={title}
+                contentId='mx_Dialog_content'
             >
                 { content }
             </BaseDialog>
diff --git a/src/components/views/dialogs/ConfirmUserActionDialog.js b/src/components/views/dialogs/ConfirmUserActionDialog.js
index f347261470..b65d98d78d 100644
--- a/src/components/views/dialogs/ConfirmUserActionDialog.js
+++ b/src/components/views/dialogs/ConfirmUserActionDialog.js
@@ -114,10 +114,10 @@ export default React.createClass({
 
         return (
             <BaseDialog className="mx_ConfirmUserActionDialog" onFinished={this.props.onFinished}
-                onEnterPressed={this.onOk}
                 title={this.props.title}
+                contentId='mx_Dialog_content'
             >
-                <div className="mx_Dialog_content">
+                <div id="mx_Dialog_content" className="mx_Dialog_content">
                     <div className="mx_ConfirmUserActionDialog_avatar">
                         { avatar }
                     </div>
diff --git a/src/components/views/dialogs/CreateGroupDialog.js b/src/components/views/dialogs/CreateGroupDialog.js
index 86a2b2498c..04f99a0e15 100644
--- a/src/components/views/dialogs/CreateGroupDialog.js
+++ b/src/components/views/dialogs/CreateGroupDialog.js
@@ -112,7 +112,7 @@ export default React.createClass({
             // XXX: We should catch errcodes and give sensible i18ned messages for them,
             // rather than displaying what the server gives us, but synapse doesn't give
             // any yet.
-            createErrorNode = <div className="error">
+            createErrorNode = <div className="error" role="alert">
                 <div>{ _t('Something went wrong whilst creating your community') }</div>
                 <div>{ this.state.createError.message }</div>
             </div>;
@@ -120,7 +120,6 @@ export default React.createClass({
 
         return (
             <BaseDialog className="mx_CreateGroupDialog" onFinished={this.props.onFinished}
-                onEnterPressed={this._onFormSubmit}
                 title={_t('Create Community')}
             >
                 <form onSubmit={this._onFormSubmit}>
diff --git a/src/components/views/dialogs/CreateRoomDialog.js b/src/components/views/dialogs/CreateRoomDialog.js
index d9287d23da..51693a19c9 100644
--- a/src/components/views/dialogs/CreateRoomDialog.js
+++ b/src/components/views/dialogs/CreateRoomDialog.js
@@ -45,30 +45,31 @@ export default React.createClass({
         const DialogButtons = sdk.getComponent('views.elements.DialogButtons');
         return (
             <BaseDialog className="mx_CreateRoomDialog" onFinished={this.props.onFinished}
-                onEnterPressed={this.onOk}
                 title={_t('Create Room')}
             >
-                <div className="mx_Dialog_content">
-                    <div className="mx_CreateRoomDialog_label">
-                        <label htmlFor="textinput"> { _t('Room name (optional)') } </label>
-                    </div>
-                    <div>
-                        <input id="textinput" ref="textinput" className="mx_CreateRoomDialog_input" autoFocus={true} size="64" />
-                    </div>
-                    <br />
-
-                    <details className="mx_CreateRoomDialog_details">
-                        <summary className="mx_CreateRoomDialog_details_summary">{ _t('Advanced options') }</summary>
-                        <div>
-                            <input type="checkbox" id="checkbox" ref="checkbox" defaultChecked={this.defaultNoFederate} />
-                            <label htmlFor="checkbox">
-                                { _t('Block users on other matrix homeservers from joining this room') }
-                                <br />
-                                ({ _t('This setting cannot be changed later!') })
-                            </label>
+                <form onSubmit={this.onOk}>
+                    <div className="mx_Dialog_content">
+                        <div className="mx_CreateRoomDialog_label">
+                            <label htmlFor="textinput"> { _t('Room name (optional)') } </label>
                         </div>
-                    </details>
-                </div>
+                        <div>
+                            <input id="textinput" ref="textinput" className="mx_CreateRoomDialog_input" autoFocus={true} size="64" />
+                        </div>
+                        <br />
+
+                        <details className="mx_CreateRoomDialog_details">
+                            <summary className="mx_CreateRoomDialog_details_summary">{ _t('Advanced options') }</summary>
+                            <div>
+                                <input type="checkbox" id="checkbox" ref="checkbox" defaultChecked={this.defaultNoFederate} />
+                                <label htmlFor="checkbox">
+                                { _t('Block users on other matrix homeservers from joining this room') }
+                                    <br />
+                                    ({ _t('This setting cannot be changed later!') })
+                                </label>
+                            </div>
+                        </details>
+                    </div>
+                </form>
                 <DialogButtons primaryButton={_t('Create Room')}
                     onPrimaryButtonClick={this.onOk}
                     onCancel={this.onCancel} />
diff --git a/src/components/views/dialogs/ErrorDialog.js b/src/components/views/dialogs/ErrorDialog.js
index 2af2d6214f..a055f07629 100644
--- a/src/components/views/dialogs/ErrorDialog.js
+++ b/src/components/views/dialogs/ErrorDialog.js
@@ -52,22 +52,18 @@ export default React.createClass({
         };
     },
 
-    componentDidMount: function() {
-        if (this.props.focus) {
-            this.refs.button.focus();
-        }
-    },
-
     render: function() {
         const BaseDialog = sdk.getComponent('views.dialogs.BaseDialog');
         return (
             <BaseDialog className="mx_ErrorDialog" onFinished={this.props.onFinished}
-                    title={this.props.title || _t('Error')}>
-                <div className="mx_Dialog_content">
+                    title={this.props.title || _t('Error')}
+                    contentId='mx_Dialog_content'
+            >
+                <div className="mx_Dialog_content" id='mx_Dialog_content'>
                     { this.props.description || _t('An error has occurred.') }
                 </div>
                 <div className="mx_Dialog_buttons">
-                    <button ref="button" className="mx_Dialog_primary" onClick={this.props.onFinished}>
+                    <button className="mx_Dialog_primary" onClick={this.props.onFinished} autoFocus={this.props.focus}>
                         { this.props.button || _t('OK') }
                     </button>
                 </div>
diff --git a/src/components/views/dialogs/InteractiveAuthDialog.js b/src/components/views/dialogs/InteractiveAuthDialog.js
index a47702305c..b682156072 100644
--- a/src/components/views/dialogs/InteractiveAuthDialog.js
+++ b/src/components/views/dialogs/InteractiveAuthDialog.js
@@ -73,11 +73,12 @@ export default React.createClass({
         let content;
         if (this.state.authError) {
             content = (
-                <div>
-                    <div>{ this.state.authError.message || this.state.authError.toString() }</div>
+                <div id='mx_Dialog_content'>
+                    <div role="alert">{ this.state.authError.message || this.state.authError.toString() }</div>
                     <br />
                     <AccessibleButton onClick={this._onDismissClick}
                         className="mx_UserSettings_button"
+                        autoFocus="true"
                     >
                         { _t("Dismiss") }
                     </AccessibleButton>
@@ -85,7 +86,7 @@ export default React.createClass({
             );
         } else {
             content = (
-                <div>
+                <div id='mx_Dialog_content'>
                     <InteractiveAuth ref={this._collectInteractiveAuth}
                         matrixClient={this.props.matrixClient}
                         authData={this.props.authData}
@@ -100,6 +101,7 @@ export default React.createClass({
             <BaseDialog className="mx_InteractiveAuthDialog"
                 onFinished={this.props.onFinished}
                 title={this.state.authError ? 'Error' : (this.props.title || _t('Authentication'))}
+                contentId='mx_Dialog_content'
             >
                 { content }
             </BaseDialog>
diff --git a/src/components/views/dialogs/KeyShareDialog.js b/src/components/views/dialogs/KeyShareDialog.js
index 00bcc942a1..b9b64a69d2 100644
--- a/src/components/views/dialogs/KeyShareDialog.js
+++ b/src/components/views/dialogs/KeyShareDialog.js
@@ -126,11 +126,11 @@ export default React.createClass({
         text = _t(text, {displayName: displayName});
 
         return (
-            <div>
+            <div id='mx_Dialog_content'>
                 <p>{ text }</p>
 
                 <div className="mx_Dialog_buttons">
-                    <button onClick={this._onVerifyClicked}>
+                    <button onClick={this._onVerifyClicked} autoFocus="true">
                         { _t('Start verification') }
                     </button>
                     <button onClick={this._onShareClicked}>
@@ -154,7 +154,7 @@ export default React.createClass({
             content = this._renderContent();
         } else {
             content = (
-                <div>
+                <div id='mx_Dialog_content'>
                     <p>{ _t('Loading device info...') }</p>
                     <Spinner />
                 </div>
@@ -165,6 +165,7 @@ export default React.createClass({
             <BaseDialog className='mx_KeyShareRequestDialog'
                 onFinished={this.props.onFinished}
                 title={_t('Encryption key request')}
+                contentId='mx_Dialog_content'
             >
                 { content }
             </BaseDialog>
diff --git a/src/components/views/dialogs/QuestionDialog.js b/src/components/views/dialogs/QuestionDialog.js
index 6cfe0babcb..7e11677310 100644
--- a/src/components/views/dialogs/QuestionDialog.js
+++ b/src/components/views/dialogs/QuestionDialog.js
@@ -60,10 +60,10 @@ export default React.createClass({
         }
         return (
             <BaseDialog className="mx_QuestionDialog" onFinished={this.props.onFinished}
-                onEnterPressed={this.onOk}
                 title={this.props.title}
+                contentId='mx_Dialog_content'
             >
-                <div className="mx_Dialog_content">
+                <div className="mx_Dialog_content" id='mx_Dialog_content'>
                     { this.props.description }
                 </div>
                 <DialogButtons primaryButton={this.props.button || _t('OK')}
diff --git a/src/components/views/dialogs/SessionRestoreErrorDialog.js b/src/components/views/dialogs/SessionRestoreErrorDialog.js
index 77f31a8d80..451785197e 100644
--- a/src/components/views/dialogs/SessionRestoreErrorDialog.js
+++ b/src/components/views/dialogs/SessionRestoreErrorDialog.js
@@ -30,6 +30,12 @@ export default React.createClass({
         onFinished: PropTypes.func.isRequired,
     },
 
+    componentDidMount: function() {
+        if (this.refs.bugreportLink) {
+            this.refs.bugreportLink.focus();
+        }
+    },
+
     _sendBugReport: function() {
         const BugReportDialog = sdk.getComponent("dialogs.BugReportDialog");
         Modal.createTrackedDialog('Session Restore Error', 'Send Bug Report Dialog', BugReportDialog, {});
@@ -50,16 +56,20 @@ export default React.createClass({
                 { _t(
                     "Otherwise, <a>click here</a> to send a bug report.",
                     {},
-                    { 'a': (sub) => <a onClick={this._sendBugReport} key="bugreport" href='#'>{ sub }</a> },
+                    { 'a': (sub) => <a ref="bugreportLink" onClick={this._sendBugReport}
+                    key="bugreport" href='#'>{ sub }</a> },
                 ) }
                 </p>
             );
         }
+        const shouldFocusContinueButton =!(bugreport==true);
 
         return (
             <BaseDialog className="mx_ErrorDialog" onFinished={this.props.onFinished}
-                    title={_t('Unable to restore session')}>
-                <div className="mx_Dialog_content">
+                    title={_t('Unable to restore session')}
+                contentId='mx_Dialog_content'
+            >
+                <div className="mx_Dialog_content" id='mx_Dialog_content'>
                     <p>{ _t("We encountered an error trying to restore your previous session. If " +
                     "you continue, you will need to log in again, and encrypted chat " +
                     "history will be unreadable.") }</p>
@@ -71,7 +81,7 @@ export default React.createClass({
                     { bugreport }
                 </div>
                 <DialogButtons primaryButton={_t("Continue anyway")}
-                    onPrimaryButtonClick={this._continueClicked}
+                    onPrimaryButtonClick={this._continueClicked} focus={shouldFocusContinueButton}
                     onCancel={this.props.onFinished} />
             </BaseDialog>
         );
diff --git a/src/components/views/dialogs/SetEmailDialog.js b/src/components/views/dialogs/SetEmailDialog.js
index c00cc1122b..d80574804f 100644
--- a/src/components/views/dialogs/SetEmailDialog.js
+++ b/src/components/views/dialogs/SetEmailDialog.js
@@ -41,9 +41,6 @@ export default React.createClass({
         };
     },
 
-    componentDidMount: function() {
-    },
-
     onEmailAddressChanged: function(value) {
         this.setState({
             emailAddress: value,
@@ -131,6 +128,7 @@ export default React.createClass({
 
         const emailInput = this.state.emailBusy ? <Spinner /> : <EditableText
             className="mx_SetEmailDialog_email_input"
+            autoFocus="true"
             placeholder={_t("Email address")}
             placeholderClassName="mx_SetEmailDialog_email_input_placeholder"
             blurToCancel={false}
@@ -140,9 +138,10 @@ export default React.createClass({
             <BaseDialog className="mx_SetEmailDialog"
                 onFinished={this.onCancelled}
                 title={this.props.title}
+                contentId='mx_Dialog_content'
             >
                 <div className="mx_Dialog_content">
-                    <p>
+                    <p id='mx_Dialog_content'>
                         { _t('This will allow you to reset your password and receive notifications.') }
                     </p>
                     { emailInput }
diff --git a/src/components/views/dialogs/SetMxIdDialog.js b/src/components/views/dialogs/SetMxIdDialog.js
index 6ebc2eb87f..c6427001ad 100644
--- a/src/components/views/dialogs/SetMxIdDialog.js
+++ b/src/components/views/dialogs/SetMxIdDialog.js
@@ -235,14 +235,14 @@ export default React.createClass({
                 "error": Boolean(this.state.usernameError),
                 "success": usernameAvailable,
             });
-            usernameIndicator = <div className={usernameIndicatorClasses}>
+            usernameIndicator = <div className={usernameIndicatorClasses} role="alert">
                 { usernameAvailable ? _t('Username available') : this.state.usernameError }
             </div>;
         }
 
         let authErrorIndicator = null;
         if (this.state.authError) {
-            authErrorIndicator = <div className="error">
+            authErrorIndicator = <div className="error" role="alert">
                 { this.state.authError }
             </div>;
         }
@@ -254,8 +254,9 @@ export default React.createClass({
             <BaseDialog className="mx_SetMxIdDialog"
                 onFinished={this.props.onFinished}
                 title={_t('To get started, please pick a username!')}
+                contentId='mx_Dialog_content'
             >
-                <div className="mx_Dialog_content">
+                <div className="mx_Dialog_content" id='mx_Dialog_content'>
                     <div className="mx_SetMxIdDialog_input_group">
                         <input type="text" ref="input_value" value={this.state.username}
                             autoFocus={true}
diff --git a/src/components/views/dialogs/TextInputDialog.js b/src/components/views/dialogs/TextInputDialog.js
index dadf7b7beb..f28b16ef6f 100644
--- a/src/components/views/dialogs/TextInputDialog.js
+++ b/src/components/views/dialogs/TextInputDialog.js
@@ -61,17 +61,18 @@ export default React.createClass({
         const DialogButtons = sdk.getComponent('views.elements.DialogButtons');
         return (
             <BaseDialog className="mx_TextInputDialog" onFinished={this.props.onFinished}
-                onEnterPressed={this.onOk}
                 title={this.props.title}
             >
-                <div className="mx_Dialog_content">
-                    <div className="mx_TextInputDialog_label">
-                        <label htmlFor="textinput"> { this.props.description } </label>
+                <form onSubmit={this.onOk}>
+                    <div className="mx_Dialog_content">
+                        <div className="mx_TextInputDialog_label">
+                            <label htmlFor="textinput"> { this.props.description } </label>
+                        </div>
+                        <div>
+                            <input id="textinput" ref="textinput" className="mx_TextInputDialog_input" defaultValue={this.props.value} autoFocus={this.props.focus} size="64" />
+                        </div>
                     </div>
-                    <div>
-                        <input id="textinput" ref="textinput" className="mx_TextInputDialog_input" defaultValue={this.props.value} autoFocus={this.props.focus} size="64" />
-                    </div>
-                </div>
+                </form>
                 <DialogButtons primaryButton={this.props.button}
                     onPrimaryButtonClick={this.onOk}
                     onCancel={this.onCancel} />
diff --git a/src/components/views/dialogs/UnknownDeviceDialog.js b/src/components/views/dialogs/UnknownDeviceDialog.js
index eaf2537355..26aa5d3ecb 100644
--- a/src/components/views/dialogs/UnknownDeviceDialog.js
+++ b/src/components/views/dialogs/UnknownDeviceDialog.js
@@ -189,8 +189,9 @@ export default React.createClass({
             <BaseDialog className='mx_UnknownDeviceDialog'
                 onFinished={this.props.onFinished}
                 title={_t('Room contains unknown devices')}
+                contentId='mx_Dialog_content'
             >
-                <GeminiScrollbar autoshow={false} className="mx_Dialog_content">
+                <GeminiScrollbar autoshow={false} className="mx_Dialog_content" id='mx_Dialog_content'>
                     <h4>
                         { _t('"%(RoomName)s" contains devices that you haven\'t seen before.', {RoomName: this.props.room.name}) }
                     </h4>
diff --git a/src/components/views/elements/AccessibleButton.js b/src/components/views/elements/AccessibleButton.js
index c6a973270a..e30ceb85fa 100644
--- a/src/components/views/elements/AccessibleButton.js
+++ b/src/components/views/elements/AccessibleButton.js
@@ -17,6 +17,8 @@
 import React from 'react';
 import PropTypes from 'prop-types';
 
+import { KeyCode } from '../../../Keyboard';
+
 /**
  * AccessibleButton is a generic wrapper for any element that should be treated
  * as a button.  Identifies the element as a button, setting proper tab
@@ -28,8 +30,34 @@ import PropTypes from 'prop-types';
 export default function AccessibleButton(props) {
     const {element, onClick, children, ...restProps} = props;
     restProps.onClick = onClick;
+    // We need to consume enter onKeyDown and space onKeyUp
+    // otherwise we are risking also activating other keyboard focusable elements
+    // that might receive focus as a result of the AccessibleButtonClick action
+    // It's because we are using html buttons at a few places e.g. inside dialogs
+    // And divs which we report as role button to assistive technologies.
+    // Browsers handle space and enter keypresses differently and we are only adjusting to the
+    // inconsistencies here
+    restProps.onKeyDown = function(e) {
+        if (e.keyCode === KeyCode.ENTER) {
+            e.stopPropagation();
+            e.preventDefault();
+            return onClick(e);
+        }
+        if (e.keyCode === KeyCode.SPACE) {
+            e.stopPropagation();
+            e.preventDefault();
+        }
+    };
     restProps.onKeyUp = function(e) {
-        if (e.keyCode == 13 || e.keyCode == 32) return onClick(e);
+        if (e.keyCode === KeyCode.SPACE) {
+            e.stopPropagation();
+            e.preventDefault();
+            return onClick(e);
+        }
+        if (e.keyCode === KeyCode.ENTER) {
+            e.stopPropagation();
+            e.preventDefault();
+        }
     };
     restProps.tabIndex = restProps.tabIndex || "0";
     restProps.role = "button";
diff --git a/src/components/views/login/InteractiveAuthEntryComponents.js b/src/components/views/login/InteractiveAuthEntryComponents.js
index eeda5cd9f3..bfdfbb63bf 100644
--- a/src/components/views/login/InteractiveAuthEntryComponents.js
+++ b/src/components/views/login/InteractiveAuthEntryComponents.js
@@ -128,12 +128,22 @@ export const PasswordAuthEntry = React.createClass({
             );
         }
 
+        let errorSection;
+        if (this.props.errorText) {
+            errorSection = (
+                <div className="error" role="alert">
+                    { this.props.errorText }
+                </div>
+            );
+        }
+
         return (
             <div>
                 <p>{ _t("To continue, please enter your password.") }</p>
-                <p>{ _t("Password:") }</p>
                 <form onSubmit={this._onSubmit}>
+                    <label htmlFor="passwordField">{ _t("Password:") }</label>
                     <input
+                        name="passwordField"
                         ref="passwordField"
                         className={passwordBoxClass}
                         onChange={this._onPasswordFieldChange}
@@ -143,9 +153,7 @@ export const PasswordAuthEntry = React.createClass({
                         { submitButtonOrSpinner }
                     </div>
                 </form>
-                <div className="error">
-                    { this.props.errorText }
-                </div>
+            { errorSection }
             </div>
         );
     },
@@ -180,14 +188,22 @@ export const RecaptchaAuthEntry = React.createClass({
 
         const CaptchaForm = sdk.getComponent("views.login.CaptchaForm");
         const sitePublicKey = this.props.stageParams.public_key;
+
+        let errorSection;
+        if (this.props.errorText) {
+            errorSection = (
+                <div className="error" role="alert">
+                    { this.props.errorText }
+                </div>
+            );
+        }
+
         return (
             <div>
                 <CaptchaForm sitePublicKey={sitePublicKey}
                     onCaptchaResponse={this._onCaptchaResponse}
                 />
-                <div className="error">
-                    { this.props.errorText }
-                </div>
+                { errorSection }
             </div>
         );
     },
@@ -372,6 +388,14 @@ export const MsisdnAuthEntry = React.createClass({
                 mx_InteractiveAuthEntryComponents_msisdnSubmit: true,
                 mx_UserSettings_button: true, // XXX button classes
             });
+            let errorSection;
+            if (this.state.errorText) {
+                errorSection = (
+                    <div className="error" role="alert">
+                        { this.state.errorText }
+                    </div>
+                );
+            }
             return (
                 <div>
                     <p>{ _t("A text message has been sent to %(msisdn)s",
@@ -385,6 +409,7 @@ export const MsisdnAuthEntry = React.createClass({
                                 className="mx_InteractiveAuthEntryComponents_msisdnEntry"
                                 value={this.state.token}
                                 onChange={this._onTokenChange}
+                                aria-label={ _t("Code")}
                             />
                             <br />
                             <input type="submit" value={_t("Submit")}
@@ -392,9 +417,7 @@ export const MsisdnAuthEntry = React.createClass({
                                 disabled={!enableSubmit}
                             />
                         </form>
-                        <div className="error">
-                            { this.state.errorText }
-                        </div>
+                        {errorSection}
                     </div>
                 </div>
             );
@@ -427,6 +450,12 @@ export const FallbackAuthEntry = React.createClass({
         }
     },
 
+    focus: function() {
+        if (this.refs.fallbackButton) {
+            this.refs.fallbackButton.focus();
+        }
+    },
+
     _onShowFallbackClick: function() {
         const url = this.props.matrixClient.getFallbackAuthUrl(
             this.props.loginType,
@@ -445,12 +474,18 @@ export const FallbackAuthEntry = React.createClass({
     },
 
     render: function() {
-        return (
-            <div>
-                <a onClick={this._onShowFallbackClick}>{ _t("Start authentication") }</a>
-                <div className="error">
+        let errorSection;
+        if (this.props.errorText) {
+            errorSection = (
+                <div className="error" role="alert">
                     { this.props.errorText }
                 </div>
+            );
+        }
+        return (
+            <div>
+                <a ref="fallbackButton" onClick={this._onShowFallbackClick}>{ _t("Start authentication") }</a>
+                {errorSection}
             </div>
         );
     },
diff --git a/src/i18n/strings/en_EN.json b/src/i18n/strings/en_EN.json
index 5eaeff7385..ca544d87e3 100644
--- a/src/i18n/strings/en_EN.json
+++ b/src/i18n/strings/en_EN.json
@@ -531,6 +531,7 @@
     "Token incorrect": "Token incorrect",
     "A text message has been sent to %(msisdn)s": "A text message has been sent to %(msisdn)s",
     "Please enter the code it contains:": "Please enter the code it contains:",
+    "Code": "Code",
     "Start authentication": "Start authentication",
     "powered by Matrix": "powered by Matrix",
     "Username on %(hs)s": "Username on %(hs)s",