- Fixed port-share bug with DoS potential.
- Make intent of utun device name validation clear.
- Fix buffer overflow by user supplied data.
- Correctly report TCP connection timeout on windows.
- Report Windows bitness.
- Fix undefined signed shift overflow.
- Fix build with libressl.
- Improve LZO, PAM and OpenSSL documentation.
- Ensure input read using systemd-ask-password is null terminated.
- Support reading the challenge-response from console.
- openssl: improve logging.
- polarssl: improve logging.
- Update manpage: OpenSSL might also need /dev/urandom inside chroot.
- socks.c: fix check on get_user_pass() return value(s).
- Fix OCSP_check.sh.
- hardening: add safe FD_SET() wrapper openvpn_fd_set().
- Fix memory leak in argv_extract_cmd_name().
- Replace MSG_TEST() macro for static inline msg_test().
- Restrict default TLS cipher list.
- Various Changes.rst fixes.
- Clarify mssfix documentation.
- Clarify --block-outside-dns documentation.
- Update --block-outside-dns to work on Windows Vista.

Unlocker 1.9.2:

- Improved Installer: Universal installer for both 32 and 64 bit machines.
- Fixed Bug: Fixed small memory and behavior bugs.
- Promotional feature: Fully optional Delta toolbar.

Unlocker 1.9.1:

- Made it possible to delete deep directory structures and too long path errors.
- Improved UI: Progress bar when deleting large folders.
- Promotional feature: Fully optional Bing or Quickstores toolbar depending on location.
- Fixed Bugs.

Unlocker 1.9.0:

- Added support for 64-bit operating systems.
- Added several new languages.
- Improved user interface.