| Version | Date | Official Post |
| 1.21.13 | 12/10/15 | |
| 1.20.28 | 11/6/15 | Version 1.20.28 now running in production |
| 1.19.33 | 8/1/15 | |
| 1.18.1 | 5/24/15 | |
| 1.17.10 | 5/20/15 | SSL Labs 1.17: RC4, Obsolete Crypto, and Logjam |
| 1.16.14 | 4/27/15 | https://community.qualys.com/message/28925#28925 |