Internet Assigned Numbers Authority Transport Layer Security (TLS) Compression Method Identifiers Created 2004-05-03 Last Updated 2018-08-10 Available Formats [IMG] XML [IMG] HTML [IMG] Plain text Registry included below * TLS Compression Method Identifiers TLS Compression Method Identifiers Expert(s) Yoav Nir, Rich Salz, Nick Sullivan Reference [RFC3749][RFC8447] Note Value 0 (NULL) is the only value in this registry applicable to (D)TLS protocol version 1.3 or later. Available Formats [IMG] CSV Range Registration Procedures 0-63 Standards Action 64-223 Specification Required 224-255 Reserved for Private Use Value Description Reference 0 NULL [RFC5246] 1 DEFLATE [RFC3749] 2-63 Unassigned 64 LZS [RFC3943] 65-223 Unassigned 224-255 Reserved for Private Use [RFC3749] Licensing Terms