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  2. OpenVPN - Wikipedia

    en.wikipedia.org/wiki/OpenVPN

    OpenVPN has the ability to drop root privileges, use mlockall to prevent swapping sensitive data to disk, enter a chroot jail after initialization, and apply a SELinux context after initialization. OpenVPN runs a custom security protocol based on SSL and TLS, [ 11 ] rather than supporting IKE, IPsec, L2TP or PPTP .

  3. Vyatta - Wikipedia

    en.wikipedia.org/wiki/Vyatta

    The system is a specialized Debian-based Linux distribution with networking applications such as Quagga, OpenVPN, and many others. A standardized management console, similar to Juniper JUNOS or Cisco IOS, in addition to a web-based GUI and traditional Linux system commands, provides configuration of the system and applications. In recent ...

  4. List of POSIX commands - Wikipedia

    en.wikipedia.org/wiki/List_of_POSIX_commands

    This is a list of POSIX (Portable Operating System Interface) commands as specified by IEEE Std 1003.1-2024, which is part of the Single UNIX Specification (SUS). These commands can be found on Unix operating systems and most Unix-like operating systems.

  5. Virtual private network - Wikipedia

    en.wikipedia.org/wiki/Virtual_private_network

    Virtual private network (VPN) is a network architecture for virtually extending a private network (i.e. any computer network which is not the public Internet) across one or multiple other networks which are either untrusted (as they are not controlled by the entity aiming to implement the VPN) or need to be isolated (thus making the lower network invisible or not directly usable).

  6. VPN blocking - Wikipedia

    en.wikipedia.org/wiki/VPN_blocking

    VPN blocking is a technique used to block the encrypted protocol tunneling communications methods used by virtual private network (VPN) systems. Often used by large organizations such as national governments or corporations, it can act as a tool for computer security or Internet censorship by preventing the use of VPNs to bypass network ...

  7. Secure Shell - Wikipedia

    en.wikipedia.org/wiki/Secure_Shell

    Its most notable applications are remote login and command-line execution. SSH was designed for Unix-like operating systems as a replacement for Telnet and unsecured remote Unix shell protocols, such as the Berkeley Remote Shell (rsh) and the related rlogin and rexec protocols, which all use insecure, plaintext methods of authentication, like ...

  8. Outline VPN - Wikipedia

    en.wikipedia.org/wiki/Outline_VPN

    However, Eddy criticized the software for not encrypting all traffic on Windows, and warned users that "individual use may lack some anonymity compared [to] large VPN companies". [ 9 ] Since version 1.2, the Outline Windows client came out of 'Beta', effectively beginning to encrypt all traffic from the device, on par with the Outline clients ...

  9. OpenConnect - Wikipedia

    en.wikipedia.org/wiki/OpenConnect

    OpenConnect is available on Solaris, Linux, OpenBSD, FreeBSD, MacOS, and has graphical user interface clients for Windows, [14] GNOME, [15] and KDE. [16] A graphical client for OpenConnect is also available for Android devices, [17] and it has been integrated into router firmware packages such as OpenWrt.