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actually clear bit 63 instead of bit 55

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Hubert Chathi 2019-04-24 18:09:23 -04:00
parent d5e1836e86
commit 443a15eeb9
1 changed files with 1 additions and 1 deletions
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src/utils/MegolmExportEncryption.js
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@ -147,7 +147,7 @@ export async function encryptMegolmKeyFile(data, password, options) {
// clear bit 63 of the IV to stop us hitting the 64-bit counter boundary // clear bit 63 of the IV to stop us hitting the 64-bit counter boundary
// (which would mean we wouldn't be able to decrypt on Android). The loss // (which would mean we wouldn't be able to decrypt on Android). The loss
// of a single bit of iv is a price we have to pay. // of a single bit of iv is a price we have to pay.
iv[9] &= 0x7f; iv[8] &= 0x7f;
const [aesKey, hmacKey] = await deriveKeys(salt, kdfRounds, password); const [aesKey, hmacKey] = await deriveKeys(salt, kdfRounds, password);
const encodedData = new TextEncoder().encode(data); const encodedData = new TextEncoder().encode(data);