The earliest recollection of this bug is traced back to PAN-OS 10.1.10-h2 - July 29, 2024. This bug is fixed in PAN-OS versions 10.2.5, 10.1.11, 10.1.10-h2, 9.1.17, 11.0.2. Fixed an issue where TLS clients, such as those using OpenSSL 3.0, enforced the TLS renegotiation extension (RFC 5746). For more information: https://docs.paloaltonetworks.com/pan-os/10-1/pan-os-release-notes/pan-os-10-1-10-known-and-addressed-issues/pan-os-10-1-10-h2-addressed-issues https://docs.paloaltonetworks.com/pan-os/10-1/pan-os-release-notes/pan-os-10-1-11-known-and-addressed-issues/pan-os-10-1-11-addressed-issues https://docs.paloaltonetworks.com/pan-os/10-2/pan-os-release-notes/pan-os-10-2-5-known-and-addressed-issues/pan-os-10-2-5-addressed-issues https://docs.paloaltonetworks.com/pan-os/11-0/pan-os-release-notes/pan-os-11-0-2-known-and-addressed-issues/pan-os-11-0-2-addressed-issues https://docs.paloaltonetworks.com/pan-os/9-1/pan-os-release-notes/pan-os-9-1-addressed-issues/pan-os-9-1-17-addressed-issues