inappropriate_fallback

tls · tls/inappropriate_fallback

Sent by a server in response to an invalid connection retry attempt by a client. Indicates that the fallback to a lower protocol version was not acceptable. This alert is always fatal.

References

rfc-editor.org/rfc/rfc7507

In this namespace

← previous illegal_parameter illegal_parameter next → insufficient_security insufficient_security

decrypt_error decryption_failed_RESERVED export_restriction_RESERVED handshake_failure illegal_parameter inappropriate_fallback insufficient_security internal_error missing_extension no_application_protocol no_certificate_RESERVED