Cntlm

One of the standout Network Tools in the Internet & Network category is Cntlm, now available in its latest version, 0.92.3. Developed by David Kubicek, this program has been designed to cater to users on a wide range of Windows operating systems, including Windows XP, 7, 8, 10, and 11. This robust tool serves as an NTLM / NTLM Session Response / NTLMv2 authenticating HTTP proxy. It's particularly useful for those trying to break free from the chains of Microsoft proprietary world.

One of the key strengths of Cntlm lies in its ability to work seamlessly with corporate proxy servers that mandate NTLM authentication. It integrates effortlessly with TCP/IP port forwarding (HTTP tunneling) and even supports SOCKS5 proxy mode, allowing users to browse both intranet and Internet sites securely. The program also provides advanced features such as password protection, password hashing, and NTLMv2 support.

Designed to be lightweight, Cntlm requires minimal resources, making it suitable for embedded platforms as well. Written entirely in plain C, the program boasts completely multiplatform code, ensuring broad compatibility across various architectures and operating systems. Compatibility tests have shown positive results against different servers like ISA, WinGate, NetCache, Squid, and Tinyproxy, both with and without NTLM authentication.

Considering the ease of set-up and its robust feature set, downloading Cntlm can be a true game-changer for users. Moreover, this tool is available free of charge, making it an excellent option for both individual and corporate use.

Pros:

• Free to use
• Highly versatile with NTLM, NTLMv2 support
• Minimal resource consumption suitable for embedded platforms
• Written in plain C without external dependencies
• Comprehensive compatibility with various proxy servers

Cons:

• Lacks a modern graphical interface, which might be daunting for less tech-savvy users
• While minimalistic, a proper understanding of command-line operations is required for initial setup

For those searching for a reliable, flexible proxy utility that unlocks network capabilities restricted by NTLM authentication, Cntlm is a solid choice.

It is not possible to confirm if there is a free download for this software available on the developer's website. According to the results of the Google Safe Browsing check, the developer's site is safe. Despite this, we recommend checking the downloaded files with any free antivirus software.

You may want to check out more software, such as SNMPc Network Manager, Reflection X or BulletProof FTP Server, which might be related to Cntlm.