Secure SRST supports TLS 1.3 starting with Unified SRST 14.4 (IOS XE 17.14.1a), in addition to TLS 1.0, 1.1 and 1.2.

Checked 2026-09-24

Vendor
Cisco
Product
Cisco Unified SRST
Subsystem
secure-srst
Deployment
on-premises
Region
not restricted
Release range
Unified SRST 14.4 / IOS XE 17.14.1a and later
Checked
2026-09-24

Sources

Cite this note

APA

WarmTransfer. (2026, September 24). Remote site survivability patterns: source note survivability-remote-site-srst-tls13. WarmTransfer. https://warmtransfer.net/knowledge/claims/survivability-remote-site-srst-tls13

BibTeX

@misc{warmtransfer-claim-survivability-remote-site-srst-tls13,
  title  = {Remote site survivability patterns: source note survivability-remote-site-srst-tls13},
  author = {{WarmTransfer}},
  year   = {2026},
  url    = {https://warmtransfer.net/knowledge/claims/survivability-remote-site-srst-tls13},
  note   = {Source note survivability-remote-site-srst-tls13, checked 2026-09-24}
}

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