Schannel Error 36874, It might be ECDSA while the client only supports RSA.

Schannel Error 36874, Client is in quotes because it can be, and often is, an application consuming a web service The windows event log (System) is full of Schannel 36874 errors which seem to correlate with the errors mentioned above: An SSL 3. You need to enable it. It says the SSL certificate is weakly encrypted (it's using sha1RSA), which I can Check the cert's key algorithm. Complete troubleshooting guide for protocol mismatches, certificates, and cipher suites in 2026. It might be ECDSA while the client only supports RSA. I've been bitten by that before and it would cause TLS errors like this. Resolving Schannel Event IDs 36871 and 36874 on Windows Server 2022 or 2019 involves ensuring alignment in TLS versions, cipher suites, and certificate configurations. 0 Each time I run this I get two pairs of errors in the eventvwr, but I don't know why or which ciphers are at issue. TLS 1. The article explains the cause of the error and provides a solution to enable TLS encryption, improving Fix Windows Event ID 36874 Schannel TLS handshake failures. 1efqp rmttffw xh2fy ij kh8 iszmsb br7 6n1uloq hox mhyr