Server Features » TLS Certificate » Self-signed » Hybrid

TLS certificate status: Self-signed

Percentage of SSL/TLS servers with certificate status Self-signed certificate. Showing percentages for Hybrid servers only.

About this test result: The certificate is self-signed. Since anyone can create such a certificate it is not secure. 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 Self-signed certificate. Showing percentages for Hybrid servers only.
Version Sep 2017Dec 2018Dec 2019Dec 2020Dec 2021
7.2 47% 41% 38% 13% 35%
7.3 82% 71% 60% 100% 100%
8.0 75% 80% 75% 67% 67%
8.1 88% 80% 75% 71% 50%
8.2 59% 57% 56% 46% 48%
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