[Full Changelog](https://github.com/matrix-org/matrix-js-sdk/compare/v5.1.1-rc.1...v5.1.1)
* Fix: ensureOlmSessionsForDevices parameter format
[\#1265](https://github.com/matrix-org/matrix-js-sdk/pull/1265)
* Fix: prevent error being thrown during sync in some cases
[\#1262](https://github.com/matrix-org/matrix-js-sdk/pull/1262)
* Force `is_verified` for key backups to bool and fix computation
[\#1260](https://github.com/matrix-org/matrix-js-sdk/pull/1260)

[Full Changelog](https://github.com/matrix-org/matrix-js-sdk/compare/v5.1.0...v5.1.1-rc.1)
* refactor megolm encryption to improve perceived speed
[\#1252](https://github.com/matrix-org/matrix-js-sdk/pull/1252)
* Remove v1 identity server fallbacks
[\#1253](https://github.com/matrix-org/matrix-js-sdk/pull/1253)
* Use alt_aliases instead of local ones for room names
[\#1251](https://github.com/matrix-org/matrix-js-sdk/pull/1251)
* Upload cross-signing key signatures in the background
[\#1250](https://github.com/matrix-org/matrix-js-sdk/pull/1250)
* Fix secret sharing names to match spec
[\#1249](https://github.com/matrix-org/matrix-js-sdk/pull/1249)
* Cleanup: remove crypto.verification.start event
[\#1248](https://github.com/matrix-org/matrix-js-sdk/pull/1248)
* Fix regression in key backup request params
[\#1246](https://github.com/matrix-org/matrix-js-sdk/pull/1246)
* Use cross-signing trust to mark backups verified
[\#1244](https://github.com/matrix-org/matrix-js-sdk/pull/1244)
* Check both cross-signing and local trust for key sharing
[\#1243](https://github.com/matrix-org/matrix-js-sdk/pull/1243)
* Fixed up tests to match new way that crypto stores are created
[\#1242](https://github.com/matrix-org/matrix-js-sdk/pull/1242)
* Store USK and SSK locally
[\#1235](https://github.com/matrix-org/matrix-js-sdk/pull/1235)
* Use unpadded base64 for QR code secrets
[\#1236](https://github.com/matrix-org/matrix-js-sdk/pull/1236)
* Don't require .done event for finishing self-verification
[\#1239](https://github.com/matrix-org/matrix-js-sdk/pull/1239)
* Don't cancel as 3rd party in verification request
[\#1237](https://github.com/matrix-org/matrix-js-sdk/pull/1237)
* Verification: log when switching start event
[\#1234](https://github.com/matrix-org/matrix-js-sdk/pull/1234)
* Perform crypto store operations directly after transaction
[\#1233](https://github.com/matrix-org/matrix-js-sdk/pull/1233)
* More verification request logging
[\#1232](https://github.com/matrix-org/matrix-js-sdk/pull/1232)
* Upgrade deps
[\#1231](https://github.com/matrix-org/matrix-js-sdk/pull/1231)

[Full Changelog](https://github.com/matrix-org/matrix-js-sdk/compare/v5.1.0-rc.1...v5.1.0)
* No changes since rc.1

[Full Changelog](https://github.com/matrix-org/matrix-js-sdk/compare/v5.0.1...v5.1.0-rc.1)
* Add latest dist-tag for releases
[\#1230](https://github.com/matrix-org/matrix-js-sdk/pull/1230)
* Add room method for alt_aliases
[\#1225](https://github.com/matrix-org/matrix-js-sdk/pull/1225)
* Remove buildkite pipeline
[\#1227](https://github.com/matrix-org/matrix-js-sdk/pull/1227)
* don't assume verify has been called when receiving a cancellation in
verifier
[\#1226](https://github.com/matrix-org/matrix-js-sdk/pull/1226)
* Reduce secret size for new binary packing
[\#1221](https://github.com/matrix-org/matrix-js-sdk/pull/1221)
* misc rageshake fixes
[\#1223](https://github.com/matrix-org/matrix-js-sdk/pull/1223)
* Fix cancelled historical requests not appearing as cancelled
[\#1220](https://github.com/matrix-org/matrix-js-sdk/pull/1220)
* Fix renaming error that broke QR code verification
[\#1217](https://github.com/matrix-org/matrix-js-sdk/pull/1217)

[Full Changelog](https://github.com/matrix-org/matrix-js-sdk/compare/v5.0.0...v5.0.1)
* add method for new /aliases endpoint
[\#1219](https://github.com/matrix-org/matrix-js-sdk/pull/1219)
* method for checking if other party supports verification method
[\#1213](https://github.com/matrix-org/matrix-js-sdk/pull/1213)
* add local echo state for accepting or declining a verif req
[\#1210](https://github.com/matrix-org/matrix-js-sdk/pull/1210)
* make logging compatible with rageshakes
[\#1214](https://github.com/matrix-org/matrix-js-sdk/pull/1214)
* Find existing requests when starting a new verification request
[\#1209](https://github.com/matrix-org/matrix-js-sdk/pull/1209)
* log MAC calculation during SAS
[\#1211](https://github.com/matrix-org/matrix-js-sdk/pull/1211)

[Full Changelog](https://github.com/matrix-org/matrix-js-sdk/compare/v5.0.0-rc.1...v5.0.0)
* No changes since rc.1

[Full Changelog](https://github.com/matrix-org/matrix-js-sdk/compare/v4.0.0...v5.0.0-rc.1)
BREAKING CHANGES
---
* The verification methods API has removed an argument ([\#1206](https://github.com/matrix-org/matrix-js-sdk/pull/1206))
All Changes
---
* Remove methods argument to verification
[\#1206](https://github.com/matrix-org/matrix-js-sdk/pull/1206)
* don't do a dynamic import of request
[\#1207](https://github.com/matrix-org/matrix-js-sdk/pull/1207)
* QR self-verification fixes
[\#1201](https://github.com/matrix-org/matrix-js-sdk/pull/1201)
* Log every verification event
[\#1204](https://github.com/matrix-org/matrix-js-sdk/pull/1204)
* dont require .done event from other party
[\#1203](https://github.com/matrix-org/matrix-js-sdk/pull/1203)
* New option to fully reset Secret Storage keys in boostrapSecretStorage
[\#1202](https://github.com/matrix-org/matrix-js-sdk/pull/1202)
* Add function to estimate target device for a VerificationRequest
[\#1190](https://github.com/matrix-org/matrix-js-sdk/pull/1190)
* pass ssss item name to callback so we can differentiate UI on it
[\#1200](https://github.com/matrix-org/matrix-js-sdk/pull/1200)
* add export/import of Olm devices
[\#1167](https://github.com/matrix-org/matrix-js-sdk/pull/1167)
* Convert utils.js -> utils.ts
[\#1199](https://github.com/matrix-org/matrix-js-sdk/pull/1199)
* Don't sign ourselves as a user
[\#1197](https://github.com/matrix-org/matrix-js-sdk/pull/1197)
* Add a bunch of logging to verification
[\#1196](https://github.com/matrix-org/matrix-js-sdk/pull/1196)
* Fix: always return a valid string from InRoomChannel.getEventType
[\#1198](https://github.com/matrix-org/matrix-js-sdk/pull/1198)
* add logging when a request is being cancelled
[\#1195](https://github.com/matrix-org/matrix-js-sdk/pull/1195)
* Don't explode verification validation if we don't have an event type
[\#1194](https://github.com/matrix-org/matrix-js-sdk/pull/1194)
* Fix: verification request appearing for users that are not the receiver or
sender if they are in room
[\#1193](https://github.com/matrix-org/matrix-js-sdk/pull/1193)
* Fix getting secrets encoded with passthrough keys
[\#1192](https://github.com/matrix-org/matrix-js-sdk/pull/1192)
* Update QR code handling for new spec
[\#1175](https://github.com/matrix-org/matrix-js-sdk/pull/1175)
* Don't add ephemeral events to timeline when peeking
[\#1188](https://github.com/matrix-org/matrix-js-sdk/pull/1188)
* Fix typo
[\#1189](https://github.com/matrix-org/matrix-js-sdk/pull/1189)
* Verification: resolve race between .start events from both parties
[\#1187](https://github.com/matrix-org/matrix-js-sdk/pull/1187)
* Add option to bootstrap to start new key backup
[\#1184](https://github.com/matrix-org/matrix-js-sdk/pull/1184)
* Add a bunch of null guards to feature checks
[\#1182](https://github.com/matrix-org/matrix-js-sdk/pull/1182)
* docs: fix MatrixClient reference
[\#1183](https://github.com/matrix-org/matrix-js-sdk/pull/1183)
* Add helper to obtain the cancellation code for a verification request
[\#1180](https://github.com/matrix-org/matrix-js-sdk/pull/1180)
* Publish pre-releases as a separate tag on npm
[\#1178](https://github.com/matrix-org/matrix-js-sdk/pull/1178)
* Fix support for passthrough keys
[\#1177](https://github.com/matrix-org/matrix-js-sdk/pull/1177)
* Trust our own cross-signing keys if we verify them with another device
[\#1174](https://github.com/matrix-org/matrix-js-sdk/pull/1174)
* Ensure cross-signing keys are downloaded when checking trust
[\#1176](https://github.com/matrix-org/matrix-js-sdk/pull/1176)
* Don't log verification validation errors for normal messages
[\#1172](https://github.com/matrix-org/matrix-js-sdk/pull/1172)
* Fix bootstrap cleanup
[\#1173](https://github.com/matrix-org/matrix-js-sdk/pull/1173)
* QR code verification
[\#1155](https://github.com/matrix-org/matrix-js-sdk/pull/1155)
* expose deviceId prop on device channel
[\#1171](https://github.com/matrix-org/matrix-js-sdk/pull/1171)
* Move & upgrade babel runtime into dependencies (like it wants)
[\#1169](https://github.com/matrix-org/matrix-js-sdk/pull/1169)
* Add unit tests for verifying your own device, remove .event property on
verification request
[\#1166](https://github.com/matrix-org/matrix-js-sdk/pull/1166)
* For dm-verification, also consider events sent by other devices of same user
as "our" events
[\#1163](https://github.com/matrix-org/matrix-js-sdk/pull/1163)
* Add a prepare script
[\#1161](https://github.com/matrix-org/matrix-js-sdk/pull/1161)
* Remove :deviceId from /keys/upload/:deviceId as not spec-compliant
[\#1162](https://github.com/matrix-org/matrix-js-sdk/pull/1162)
* Refactor and expose some logic publicly for the TimelineWindow class.
[\#1159](https://github.com/matrix-org/matrix-js-sdk/pull/1159)
* Allow a device key upload request without auth
[\#1158](https://github.com/matrix-org/matrix-js-sdk/pull/1158)
* Support for .ready verification event (MSC2366) & other things
[\#1140](https://github.com/matrix-org/matrix-js-sdk/pull/1140)

[Full Changelog](https://github.com/matrix-org/matrix-js-sdk/compare/v4.0.0-rc.1...v4.0.0)
* Move & upgrade babel runtime into dependencies (like it wants)
[\#1170](https://github.com/matrix-org/matrix-js-sdk/pull/1170)
* Add a prepare script
[\#1164](https://github.com/matrix-org/matrix-js-sdk/pull/1164)

[Full Changelog](https://github.com/matrix-org/matrix-js-sdk/compare/v3.0.0...v4.0.0-rc.1)
BREAKING CHANGES
* The js-sdk node module now exports ES6 rather than ES5. If you
wish to supports target that aren't compatible with ES6, you
will need to transpile the js-sdk to a suitable dialect.
All Changes
* Convert secret storage to new account data API
[\#1154](https://github.com/matrix-org/matrix-js-sdk/pull/1154)
* Add v5 as a safe room version
[\#1157](https://github.com/matrix-org/matrix-js-sdk/pull/1157)
* Add API to get account data from server
[\#1153](https://github.com/matrix-org/matrix-js-sdk/pull/1153)
* Fix sourcemaps by refactoring the build system
[\#1151](https://github.com/matrix-org/matrix-js-sdk/pull/1151)
* record, report, and notify about olm errors
[\#1146](https://github.com/matrix-org/matrix-js-sdk/pull/1146)
* Send device messages for the same user in same API call.
[\#1148](https://github.com/matrix-org/matrix-js-sdk/pull/1148)
* Add an option to ignore unverified devices
[\#1150](https://github.com/matrix-org/matrix-js-sdk/pull/1150)
* Sign key backup with cross-signing key on upgrade
[\#1144](https://github.com/matrix-org/matrix-js-sdk/pull/1144)
* Emoji verification: Change name of 🔒 to lock
[\#1145](https://github.com/matrix-org/matrix-js-sdk/pull/1145)
* use a separate object for each encrypted content
[\#1147](https://github.com/matrix-org/matrix-js-sdk/pull/1147)
* Sourcemaps: develop -> feature branch
[\#1143](https://github.com/matrix-org/matrix-js-sdk/pull/1143)
* Use a safer import/export scheme for the ContentRepo utilities
[\#1134](https://github.com/matrix-org/matrix-js-sdk/pull/1134)
* Fix error handling in decryptGroupMessage
[\#1142](https://github.com/matrix-org/matrix-js-sdk/pull/1142)
* Add additional properties to package.json for riot-web's webpack
[\#1131](https://github.com/matrix-org/matrix-js-sdk/pull/1131)
* Fix import for indexeddb crypto store
[\#1133](https://github.com/matrix-org/matrix-js-sdk/pull/1133)
* Use the right request when creating clients
[\#1132](https://github.com/matrix-org/matrix-js-sdk/pull/1132)
* Target NodeJS 10, minified browser bundle, and other publishing/package
things
[\#1127](https://github.com/matrix-org/matrix-js-sdk/pull/1127)
* Re-focus sourcemap generation
[\#1126](https://github.com/matrix-org/matrix-js-sdk/pull/1126)
* Remove ancient polyfill for prototype inheritance
[\#1125](https://github.com/matrix-org/matrix-js-sdk/pull/1125)
* Remove "source-map-support" from tests because it makes sourcemaps worse
[\#1124](https://github.com/matrix-org/matrix-js-sdk/pull/1124)
* Remove ancient "use strict" annotations
[\#1123](https://github.com/matrix-org/matrix-js-sdk/pull/1123)
* Use ES6 imports/exports instead of older CommonJS ones
[\#1122](https://github.com/matrix-org/matrix-js-sdk/pull/1122)
* [BREAKING] Refactor the entire build process
[\#1113](https://github.com/matrix-org/matrix-js-sdk/pull/1113)

[Full Changelog](https://github.com/matrix-org/matrix-js-sdk/compare/v3.0.0-rc.1...v3.0.0)
* No changes from rc.1

[Full Changelog](https://github.com/matrix-org/matrix-js-sdk/compare/v2.4.6...v3.0.0-rc.1)
BREAKING CHANGES
* matrix-js-sdk no longer uses bluebird promises, so promises returned
by the js-sdk no longer support the done() method. Code that calls
done() on promises returned by the js-sdk will break and will need
to be updated to remove the done() call.
All Changes
* Make displayName disambiguation more fuzzy especially against RTL/LTR
content
[\#1141](https://github.com/matrix-org/matrix-js-sdk/pull/1141)
* stop trying to resend event if we get M_TOO_LARGE
[\#1129](https://github.com/matrix-org/matrix-js-sdk/pull/1129)
* Fix creating a key backup with cross signing diabled
[\#1139](https://github.com/matrix-org/matrix-js-sdk/pull/1139)
* Use checkDeviceTrust with key backup
[\#1138](https://github.com/matrix-org/matrix-js-sdk/pull/1138)
* Add support for passthrough SSSS secrets
[\#1128](https://github.com/matrix-org/matrix-js-sdk/pull/1128)
* Add support for key backups using secret storage
[\#1118](https://github.com/matrix-org/matrix-js-sdk/pull/1118)
* Remove unused user verification event
[\#1117](https://github.com/matrix-org/matrix-js-sdk/pull/1117)
* Fix check for private keys
[\#1116](https://github.com/matrix-org/matrix-js-sdk/pull/1116)
* Restore watching mode for `start:watch`
[\#1115](https://github.com/matrix-org/matrix-js-sdk/pull/1115)
* Add secret storage bootstrap flow
[\#1079](https://github.com/matrix-org/matrix-js-sdk/pull/1079)
* Part 1 of many: Upgrade to babel@7 and TypeScript
[\#1112](https://github.com/matrix-org/matrix-js-sdk/pull/1112)
* Remove Bluebird: phase 2.5
[\#1100](https://github.com/matrix-org/matrix-js-sdk/pull/1100)
* Remove Bluebird: phase 3
[\#1088](https://github.com/matrix-org/matrix-js-sdk/pull/1088)
* ignore m.key.verification.done messages when we don't expect any more
messages
[\#1104](https://github.com/matrix-org/matrix-js-sdk/pull/1104)
* dont cancel on remote echo of own .request event
[\#1111](https://github.com/matrix-org/matrix-js-sdk/pull/1111)
* Refactor verification request code
[\#1109](https://github.com/matrix-org/matrix-js-sdk/pull/1109)
* Fix device list's cross-signing storage path
[\#1105](https://github.com/matrix-org/matrix-js-sdk/pull/1105)
* yarn upgrade
[\#1103](https://github.com/matrix-org/matrix-js-sdk/pull/1103)

[Full Changelog](https://github.com/matrix-org/matrix-js-sdk/compare/v2.4.6-rc.1...v2.4.6)
* No changes since rc.1

[Full Changelog](https://github.com/matrix-org/matrix-js-sdk/compare/v2.4.5...v2.4.6-rc.1)
* Update alias handling
[\#1102](https://github.com/matrix-org/matrix-js-sdk/pull/1102)
* increase timeout on flush to fix failing unit test
[\#1096](https://github.com/matrix-org/matrix-js-sdk/pull/1096)
* Disable broken cross-signing test
[\#1095](https://github.com/matrix-org/matrix-js-sdk/pull/1095)
* Fix a couple SAS tests
[\#1094](https://github.com/matrix-org/matrix-js-sdk/pull/1094)
* Fix Olm unwedging test
[\#1093](https://github.com/matrix-org/matrix-js-sdk/pull/1093)
* Fix empty string handling in push notifications
[\#1089](https://github.com/matrix-org/matrix-js-sdk/pull/1089)
* expand e2ee logging to better debug UISIs
[\#1090](https://github.com/matrix-org/matrix-js-sdk/pull/1090)
* Remove Bluebird: phase 2
[\#1087](https://github.com/matrix-org/matrix-js-sdk/pull/1087)
* Relax identity server discovery checks to FAIL_PROMPT
[\#1062](https://github.com/matrix-org/matrix-js-sdk/pull/1062)
* Fix incorrect return value of MatrixClient.prototype.uploadKeys
[\#1061](https://github.com/matrix-org/matrix-js-sdk/pull/1061)
* Fix calls in e2e rooms
[\#1086](https://github.com/matrix-org/matrix-js-sdk/pull/1086)
* Monitor verification request over DM as well
[\#1085](https://github.com/matrix-org/matrix-js-sdk/pull/1085)
* Remove 'check' npm script
[\#1084](https://github.com/matrix-org/matrix-js-sdk/pull/1084)
* Always process call events in batches
[\#1083](https://github.com/matrix-org/matrix-js-sdk/pull/1083)
* Fix ringing chirp on loading
[\#1082](https://github.com/matrix-org/matrix-js-sdk/pull/1082)
* Remove *most* bluebird specific things
[\#1081](https://github.com/matrix-org/matrix-js-sdk/pull/1081)
* Switch to Jest
[\#1080](https://github.com/matrix-org/matrix-js-sdk/pull/1080)

[Full Changelog](https://github.com/matrix-org/matrix-js-sdk/compare/v2.4.4...v2.4.5)
* Relax identity server discovery checks to FAIL_PROMPT
* Expand E2EE debug logging to diagnose "unable to decrypt" errors

[Full Changelog](https://github.com/matrix-org/matrix-js-sdk/compare/v2.4.4-rc.1...v2.4.4)
* No changes since rc.1

[Full Changelog](https://github.com/matrix-org/matrix-js-sdk/compare/v2.4.3...v2.4.4-rc.1)
* Fix SAS verification in encrypted DMs
[\#1077](https://github.com/matrix-org/matrix-js-sdk/pull/1077)
* Cross-signing / secret storage tweaks
[\#1078](https://github.com/matrix-org/matrix-js-sdk/pull/1078)
* Fix local trust for key backups
[\#1075](https://github.com/matrix-org/matrix-js-sdk/pull/1075)
* Add method to get last active timestamp in room
[\#1072](https://github.com/matrix-org/matrix-js-sdk/pull/1072)
* Check the right Synapse endpoint for determining admin capabilities
[\#1071](https://github.com/matrix-org/matrix-js-sdk/pull/1071)
* Cross Signing Support
[\#832](https://github.com/matrix-org/matrix-js-sdk/pull/832)
* Don't double cancel verification request
[\#1064](https://github.com/matrix-org/matrix-js-sdk/pull/1064)
* Support for verification requests in the timeline
[\#1067](https://github.com/matrix-org/matrix-js-sdk/pull/1067)
* Use stable API prefix for 3PID APIs when supported
[\#1066](https://github.com/matrix-org/matrix-js-sdk/pull/1066)
* Remove Jenkins scripts
[\#1063](https://github.com/matrix-org/matrix-js-sdk/pull/1063)

[Full Changelog](https://github.com/matrix-org/matrix-js-sdk/compare/v2.4.3-rc.1...v2.4.3)
* No changes since rc.1

[Full Changelog](https://github.com/matrix-org/matrix-js-sdk/compare/v2.4.2...v2.4.3-rc.1)
* fix the path in references to logger.js
[\#1056](https://github.com/matrix-org/matrix-js-sdk/pull/1056)
* verification in DMs
[\#1050](https://github.com/matrix-org/matrix-js-sdk/pull/1050)
* Properly documented the function possible returns
[\#1054](https://github.com/matrix-org/matrix-js-sdk/pull/1054)
* Downgrade to Bluebird 3.5.5 to fix Firefox
[\#1055](https://github.com/matrix-org/matrix-js-sdk/pull/1055)
* Upgrade safe deps to latest major version
[\#1053](https://github.com/matrix-org/matrix-js-sdk/pull/1053)
* Don't include .js in the import string.
[\#1052](https://github.com/matrix-org/matrix-js-sdk/pull/1052)

[Full Changelog](https://github.com/matrix-org/matrix-js-sdk/compare/v2.4.2-rc.1...v2.4.2)
* No changes since v2.4.2-rc.1

[Full Changelog](https://github.com/matrix-org/matrix-js-sdk/compare/v2.4.1...v2.4.2-rc.1)
* Log state of Olm sessions
[\#1047](https://github.com/matrix-org/matrix-js-sdk/pull/1047)
* Add method to get access to all timelines
[\#1048](https://github.com/matrix-org/matrix-js-sdk/pull/1048)