Editing Tiger (hash function) (section)

==Usage==
Tiger is frequently used in [[Merkle tree|Merkle hash tree]] form, where it is referred to as TTH ([[Merkle tree#Tiger tree hash|Tiger Tree Hash]]). TTH is used by many clients on the [[Direct Connect (protocol)|Direct Connect]] and [[Gnutella]] file sharing networks, and can optionally be included in the [[BitTorrent]] metafile <ref>{{cite web
| url=http://wiki.depthstrike.com/P2P:Protocol:Specifications:Optional_Hashes#TTH_Root
| title=P2P:Protocol:Specifications:Optional Hashes: TTH Root
| first=Harold
| last=Feit
| date=2012-02-12
| access-date=2017-11-18}}</ref> for better content availability.

Tiger was considered for inclusion in the [[OpenPGP]] standard, but was abandoned in favor of [[RIPEMD]]-160.<ref>{{cite web
| first=Jon
| last=Callas
| author-link=Jon Callas
| title=Re: re-consideration of TIGER
| date=2004-08-18
| url=https://archive.cert.uni-stuttgart.de/openpgp/2004/08/msg00005.html
| archive-url=https://web.archive.org/web/20140714145102/http://archive.cert.uni-stuttgart.de/openpgp/2004/08/msg00005.html
| archive-date=2014-07-14
| url-status=live}}</ref><ref>{{cite web
| url=https://crypto.stackexchange.com/a/11285
| title=How do you use the Tiger hash function with GPG?
| first=Thomas
| last=Pornin
| date=2013-10-25}}</ref>