Server Features » TLS Forward Secrecy » Yes

TLS Forward Secrecy: Yes

Percentage of IRC SSL/TLS servers with Forward Secrecy enabled. Showing percentages by IRC server software.

About this test result: Forward Secrecy enabled. This means that even if the TLS private keys are stolen from this server, past SSL/TLS traffic cannot be decrypted.
Note on statistics: there is a difference in the gathering of TLS servers between 2017-2019 and 2020-onwards, see SSL/TLS statistics on the data page.

Table

Percentage of IRC SSL/TLS servers with Forward Secrecy enabled. Showing percentages by IRC server software.
Software Sep 2017Dec 2018Dec 2019Dec 2020Dec 2021
bahamut 3% 8% 42% 61% 48%
charybdis 98% 98% 100% 100% 100%
Ergo 0% 0% 0% 0% 100%
Hybrid 71% 78% 82% 88% 90%
InspIRCd 98% 97% 99% 99% 99%
IRCNet 75% 100% 100% 100% 89%
IRCU 31% 37% 20% 46% 64%
Nefarious 0% 9% 28% 46% 63%
ngircd 78% 79% 87% 95% 97%
Ratbox 99% 98% 98% 100% 98%
Seven 100% 96% 100% 100% 100%
SynchronetIRCd 0% 0% 0% 0% 100%
UnrealIRCd 53% 61% 71% 80% 87%
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