[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)