20 Nov
2025
20 Nov
'25
6:04 p.m.
When trying openssl s_client to port 143
show the command you're using
what's the bit-depth of your self-signed cert?
you are forcing ssl_cipher_list = PROFILE=SYSTEM
on that system, what's the output of
update-crypto-policies --show
?
check whatever policy your system's got defined
grep -E "params size|TLS protocols" /usr/share/crypto-policies/policies/*.pol
for minimum param size reqt's