Technical NoticeFINRA to disable Transport Layer Security (TLS) version 1.0 and version 1.1
September 10, 2020
Effective 09/30/2020 FINRA will disable support for Transport Layer Security (TLS) protocol versions 1.0 and 1.1 for all web applications/API connections. Firms using older clients/browsers that do not support TLS version 1.2 and above will not be able to establish connectivity with FINRA web applications/APIs.