Internet Research Task Force (www.irtf.org) •       dřívější (již uzavřené) pracovní skupiny: –     Authentication Authorisation Accounting ARCHitecture –     Research Group (AAAARCH) –     Building Differentiated Services Group (BuDS) Charter –     Group Security (GSEC, formerly Secure Multicast Group, SMuG) –     Internet Digital Rights Management Group Charter (IDRM) –     Information Infrastructure Architecture Research Group Charter –     Interplanetary Internet Research Group Charter (IPNRG) –     Internet Resource Discovery (IRD) Research Group Charter –     NameSpace Research Group (NSRG) –     Privacy and Security Research Group Charter –     Reliable Multicast Group Charter –     Searchable Internet Resource Names (SIREN) –     Services Management Research Group Charter •       stále aktivní pracovní skupiny: –     Anti-Spam Research Group (ASRG) –     Crypto Forum Research Group –     Delay-Tolerant Networking Research Group (DTNRG) –     End-to-End Research Group Charter –     Host Identity Protocol (HIP) –     Internet Measurement Research Group –     IP Mobility Optimizations (Mob Opts) Research Group –     Network Management Research Group Charter (NMRG) –     Peer-to-Peer Research Group –     Routing Research Group Charter –     Transport Modeling Research Group –     Internet Congestion Control Research Group