Peer Guardian 2 is Phoenix Labs' premier IP blocker for Windows.
Peer Guardian 2 integrates support for multiple lists, list editing, automatic updates, and blocking all of IPv4 (TCP, UDP, ICMP, etc), making it the safest and easiest way to protect your privacy on P2P.
File sharing is a unique experience and while it has countless advantages, the downsides make quite the list too.
One of the most negative aspects of file sharing and Internet surfing, in general, is that your privacy is never fully protected.
Peer Guardian 2 is Open Source, meaning the program code is available online for anyone who wants it.
Not only does this allow you to make modifications or even branch off into your own project, but it encourages peer review of the code making sure any bugs are eliminated swiftly.
Pre-cofigured for blocking are RIAA, MPAA and many others.
It has access to an online blocklist database which is continuously updated, thus ensuring day-to-day protection.It blocks incoming and outgoing connections to Internet IP addresses that are included on blacklists accessible over the Internet which may be selected by the user, and to addresses specified by the user. The aim of its use is to prevent certain (blacklisted) IP peers in a torrent download from verifying your own peer download connection.While the software is free, a subscription must be paid for access to lists of sites to block.The aim of its use was to block peers on the same torrent download from any visibility of your own peer connection using IP lists.The system is also capable of blocking custom ranges, depending upon user preferences.The installation process of Peer Guardian needs user assistance, since it requires you to configure a few settings.