Server Features » TLS Certificate » Unknown CA
TLS certificate status: Unknown CA
Percentage of SSL/TLS servers with certificate status Unknown/non-trusted Certificate Authority. Showing percentages by IRC server software.About this test result: The certificate is signed by an unknown or non-trusted Certificate Authority. This will generate a certificate warning on the IRC client which the user will have to ignore. This is not secure as it allows a Man-in-the-Middle attack.
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 SSL/TLS servers with certificate status Unknown/non-trusted Certificate Authority. Showing percentages by IRC server software.| Software | Sep 2017 | Dec 2018 | Dec 2019 | Dec 2020 | Dec 2021 |
|---|---|---|---|---|---|
| bahamut | 7% | 4% | 4% | 6% | 3% |
| charybdis | 10% | 9% | 7% | 11% | 19% |
| Ergo | 0% | 0% | 0% | 0% | 38% |
| Hybrid | 12% | 10% | 10% | 10% | 14% |
| InspIRCd | 43% | 41% | 38% | 32% | 39% |
| IRCNet | 50% | 100% | 0% | 0% | 17% |
| IRCU | 9% | 20% | 7% | 9% | 9% |
| Nefarious | 0% | 0% | 0% | 0% | 10% |
| ngircd | 34% | 34% | 22% | 24% | 33% |
| Ratbox | 19% | 18% | 17% | 23% | 26% |
| SynchronetIRCd | 0% | 0% | 0% | 0% | 14% |
| UnrealIRCd | 8% | 8% | 8% | 7% | 12% |