A greater security and privacy while using P2P connections

Operating system: Windows

Release: PeerGuardian

Antivirus check: passed

Last revision: Last week

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PeerGuardian is software developed primarily for improving the privacy and security of users. The software is primarily intended for user’s accessing and utilizing peer to peer connections, to ensure that only the users they authorize can access the files they approve on in their network.


  • View connections that are incoming and outcoming, to detect any potential unauthorized connections.
  • View the IP addresses of the connections accessing your network
  • Hide your IP address from the view of others.
  • Block IP addresses listed in a public blacklist that have been determined and reported as dangerous and malicious.
  • Block access to custom IP addresses that are accessing your network and files without your authorization.
  • Update blacklist through the software interface.
  • Block or allow HTTP in peer to peer connections.

PeerGuardian is versatile software, for users wishing to maintain their privacy and ensure that their data is safe and not accessed by unauthorized users. PeerGuardian allows users to see which addresses are connected and accessing their network, and view a history of all connections in a given time frame. The software allows users to block IP addresses from a huge and extensive blacklist, which has a wide range of IP addresses that were determined from public data and other users to be malicious in nature. PeerGuardian also allows users to block specific IP addresses they determine are potentially dangerous and suspicious and allows users to prevent further access to IP addresses from accessing their network. The final benefit of the software that offers improve privacy is that software allows users to hide their IP address and personal identifiers in a P2P setting, preventing their privacy from being compromised. The software does not take up much space on an operating system, taking at most 2mb of storage space. It is compatible with Windows OS, XP and newer, and is available as a free download.

Software is specialized to allow users to detect who is accessing their network connection, and block them from unauthorized access.

Windows OS XP or higher. At least 2 mb in storage space. Online connection required to update public blacklist.

Software provides solutions against viruses that change data by freezing the hard drive. After restarting the computer, the hard drive zone will be restored to its original form before it freezes. Very useful feature to help you avoid virus infection, advertising when installing or using strange software of unknown origin.
Peerguardian is a great program to have to ensure you are safe from unauthorized users accessing you files. When you have private files that is for you and your peers this software helps ensure the safety of your privacy and the threats of attacks by allowing you to set up security measures and to monitor it.
PeerGuarding.. Where to start.... As a local business owner, it is important to keep my internet network safe. Without PeerGuardian, I never truly knew who was connecting to my internet connections as my shop. With PeerGuardian, I know exactly who is connecting and who I can accept and reject from connecting. Peerguardian is a must for all homes, businesses, and massive corporations alike!
Cameron Faber
This program is necessary to block incoming and outgoing IP addresses that are blacklisted. Its very easy to use and makes the experience more comfortable. You can also block custom ranges if you want, everything is easily customized and changed in the user preferences. Definitely try it out.
PeerGuardian is a privacy-focused firewall software for your computer. This is designed to protect your files, private info, and also protects you from the possible digital transmission of any computer viruses. Available across Mac OSX, Windows, and Linux this software is open source so anyone could also work on it as well. It automatically blocks known problematic users in server connections.
PeerGuardian, of Phoenix Labs, is a free and open source software aimed for users wishing to maintain their privacy and ensure that their data is safe and not accessed by unauthorized users. It enables users to view the addresses connected to their network, to block the incoming and outgoing connections, based on IP blacklists determined as malicious in nature from several sources. It also allows the users to block specific IP addresses that are deemed potentially dangerous and suspicious and enables privacy in an effective manner.
PeerGuardian is a tool that I use in order to protect and increase my privacy. It's a firewall application that cuts off any connectivity to any set of IP addresses, no matter how massive that set might be. I've been able to block millions of addresses that I want to blacklist for good, which makes this my go-to privacy application.
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