With TLS 1.3 and Perfect Forward Safety, even knowing the secret key is no longer enough. Otherwise, ssldump is a tool that would dump sessions if you knew the

With TLS 1.3 and Perfect Forward Safety, even knowing the secret key is no longer enough. Otherwise, ssldump is a tool that would dump sessions if you knew the server private key and were somehow able to force negotiating a non-PFS TLS 1.2 cipher suite.