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TLS
Active
StandardsLatest Version: 1.3Latest Release: N/A
TLS (Transport Layer Security) is the cryptographic protocol providing secure communications over networks.
Support summary
TLS currently has supported cycles. Track the next EOL date and validate upgrades before your change window.
What do EOL and support statuses mean?Next EOL
No announced EOL date is currently listed.
Supported cycles
2
0 lts
Versions
4
Latest Version
1.3
Active Support
2
EOL
2
Lifecycle Timeline
Jan 1, 1999As of Sep 19, 2026
1.3Active · Date not announced
1.2Active · Date not announced
1.1EOL · Mar 23, 2021
1.0EOL · Mar 23, 2021
ActiveSecurityEOLHistorical phase unknown
Bars show history up to the snapshot date. Gray intervals lack dated support boundaries; arrows indicate an unannounced EOL date, not a support guarantee.
Versions
| Release | Release Date | Active Support | EOL | Latest Version | LTS | Status |
|---|---|---|---|---|---|---|
| 1.3 | Aug 10, 2018 | Maintained | Date not announced | 1.3 | No | Active |
| 1.2 | Aug 15, 2008 | Maintained | Date not announced | 1.2 | No | Active |
| 1.1 | Apr 26, 2006 | Ended | Mar 23, 2021 | 1.1 | No | EOL |
| 1.0 | Jan 1, 1999 | Ended | Mar 23, 2021 | 1.0 | No | EOL |
Data sources
Sources
Frequently Asked Questions
Which versions of TLS have reached end of life?
The following TLS versions have reached end of life and no longer receive security updates: 1.1, 1.0. It is recommended to upgrade to a supported version.
Is it safe to continue using TLS 1.1?
TLS 1.1 has reached end of life and no longer receives security patches or bug fixes. Continuing to use it may expose your systems to known vulnerabilities. We strongly recommend upgrading to a supported version.
What is the latest version of TLS?
The latest version of TLS is 1.3, released in the 1.3 release cycle.
How many versions of TLS are currently supported?
TLS currently has 2 actively supported version(s): 1.3, 1.2.
When does TLS 1.3 reach end of life?
TLS 1.3 does not have a specific end-of-life date announced yet.
What should I do when TLS reaches end of life?
When a TLS version reaches end of life, you should: 1) Plan your migration to a supported version as soon as possible. 2) Review the release notes for breaking changes. 3) Test your applications thoroughly in a staging environment. 4) Update your dependencies to ensure compatibility with the new version.