Version 2.9.0 - May 2018

• Introduced new connectivity troubleshooting tool
• Python 2.7 now bundled with Authentication Proxy install
• The HTTP Proxy feature now accepts CIDR ranges as permitted client_ip values.
• Previous Windows-only EAP/TLS 1.2 fix for NetMotion implemented in Linux proxy as well

Version 2.8.1 - March 2018

• Corrected issue with EAP and TLS 1.2 for NetMotion EAP clients
• Released for Windows only

Version 2.7.0 - December 2017

• Supports OpenSSL 1.1.0
• New LDAP server option: allow_unlimited_binds
• Additional bug fixes

Version 2.6.0 - October 2017

This is the minimum required version for OpenLDAP sync.

• Password authentication for OpenLDAP and AD sync
• Fixed bug that caused an authentication event to be logged twice in authevents.log
• Additional bug fixes

Version 2.5.4 - August 2017

• SIEM-consumable authentication event logging with new configuration option log_auth_events
• Corrected ad_client host failover behavior when using ldap_server_auto
• Additional bug fixes

Note: Interim versions between 2.4.21 and 2.5.4 are internal builds not released to customers.

Version 2.4.21 - March 2017

• Linux logging fix
• Bug fixes

Version 2.4.20 - February 2017

• Bug fix for premature TLS disconnect

Version 2.4.19 - December 2016

• LDAPS bug fixes

Version 2.4.18 - December 2016

• Ease-of-use improvements to authproxy.cfg file
• Updated to OpenSSL 1.0.2h and PyOpenSSL to 16.2
• RADIUS and LDAP bug fixes
• Fixed inappropriate fail open behavior when api_timeout is reached (DUO-PSA-2016-002)

Version 2.4.17 - May 2016

• Enhanced authentication proxy configuration reporting to Duo
• Fixed handling of primary authentication failures in radius_server_eap (DUO-PSA-2016-001)

Version 2.4.16 - May 2016

• Fixed handling of missing LDAP passwords (DUO-PSA-2016-001)

Version 2.4.15 - May 2016

• Debug logging to file obscures password information
• Improved handling of NTLM and UPN Active Directory authentication
• Improved handling of mixed format line endings in the config file
• Checks config file for duplicate sections at proxy start

Version 2.4.14.1 - February 2016

• Directory Sync and HTTP Proxy bug fixes

Version 2.4.14 - December 2015

• New LDAP server option: allow_searches_after_bind
• Updated EULA

Version 2.4.13 - November 2015

• Added support for proxying HTTPS traffic from Duo client applications: http_proxy

Version 2.4.12 - August 2015

• Updated to OpenSSL 1.0.1p
• Handling for Palo Alto Client-IP attribute

Version 2.4.11 - March 2015

• Updated to OpenSSL 1.0.1m

Version 2.4.10 - March 2015

• Updated to OpenSSL 1.0.1l
• LDAP enhancements and improved logging
• Fix proxy startup on Ubuntu LTS
• New RADIUS exemption option: exempt_username_1
• RADIUS client Message-Authenticator validation

Version 2.4.9 - February 2015

This is the minimum recommended version for AD sync.

• Improved logging
• AD Sync improvements

Version 2.4.8 - November 2014

• AD Sync connection detection

Version 2.4.7 - November 2014

• Fixes for Linux hosts

Version 2.4.6 - October 2014

• Updated to OpenSSL 1.0.1j
• AD Sync performance enhancement

Version 2.4.5 - September 2014

• AD domain discovery feature in ad_client: domain_discovery
• AD Sync improvements

Version 2.4.4 - August 2014

• AD Sync improvements
• Fix LDAP filter extensions

Version 2.4.3 - July 2014

• Update ad_client time out logic
• RADIUS and LDAP bug fixes

Version 2.4.2 - June 2014

This is the minimum supported version.

• Updated to OpenSSL 1.0.1h
• TLS v1.2 support
• HTTPS proxy support for AD Sync
• Support for syslog forwarding (Linux/Unix only): log_file, log_syslog, syslog_facility