Peer Media Technologies, Inc. is an Artistdirect

ARTISTdirect

Founded in 1994, Artistdirect, Inc. is an online digital media entertainment company. It owns several websites including Artistdirect.com, UBL.com and the Artistdirect Network...

 subsidiary created in 2009 as a merger of MediaDefender

Mediadefender

MediaDefender, Inc. is a company that offers services designed to prevent alleged copyright infringement using peer-to-peer distribution. They are controversial because of their use of unusual tactics such as flooding peer-to-peer networks with decoy files that tie up users' computers and...

 and MediaSentry

MediaSentry

MediaSentry was a United States company that provided services to the music recording, motion picture, television, and software industries for locating and identifying IP addresses that are engaged in the use of online networks to share material in a manner said organizations claim is in violation...

, after the reputations of the predecessor companies were sullied by the exposure of internal emails and the use of investigative tactics deemed illegal in several U.S. states.

According to Peer Media Technologies, they cover the following P2P

Peer-to-peer

Peer-to-peer computing or networking is a distributed application architecture that partitions tasks or workloads among peers. Peers are equally privileged, equipotent participants in the application...

 networks: Ares

Ares Galaxy

Ares Galaxy is an open source peer-to-peer file sharing application that uses its own decentralized supernode/leaf network. It was spun off from the gnutella network in 2002, and is currently hosted on SourceForge.net. Ares Galaxy has a simple, quick access interface with a built in audio/video...

, BitTorrent, Direct Connect

Direct Connect (file sharing)

Direct connect is a peer-to-peer file sharing protocol. Direct connect clients connect to a central hub and can download files directly from one another. Advanced Direct Connect can be considered a successor protocol....

, eDonkey

EDonkey

eDonkey may refer to:* eDonkey network , a popular file sharing network** eDonkey2000, a discontinued file sharing program that used the eDonkey network...

, Gnutella

Gnutella

Gnutella is a large peer-to-peer network which, at the time of its creation, was the first decentralized peer-to-peer network of its kind, leading to other, later networks adopting the model...

, Piolet, Shareaza

Shareaza

Shareaza is a peer-to-peer file sharing client running under Microsoft Windows which supports the gnutella, Gnutella2 , eDonkey, BitTorrent, FTP, HTTP and HTTPS network protocols and handles magnet links, ed2k links, and the now deprecated gnutella and Piolet links...

, SoulSeek

Soulseek

Soulseek is a peer-to-peer file-sharing network and application. The term Soulseek might refer to one of the two networks, or one of the three official user client interfaces. Soulseek is used mostly to exchange music, although users are able to share a variety of files...

 and WinMX

WinMX

WinMX is a freeware peer-to-peer file sharing program authored by Frontcode Technologies that runs on Microsoft Windows operating systems, created in 2001. According to one study, it was the number one source for online music in 2005 with an estimated 2.1 million users...

.