How Heartbleed changed open source software security

SSL and TLS VPN Security

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  • IPSec vs. SSL VPNs: Which cures your remote access ills?

    Figuring out how to choose a VPN used to be simple. No more. In this issue, we examine the state of the enterprise VPN product market, specifically IPSec vs. SSL, and how one health care organization made its choice. Also this month: the "submarine w... 

  • Heartbleed

    Heartbleed is a vulnerability in some implementations of OpenSSL. Because OpenSSL is used by approximately 66% of all active websites on the Internet, many experts have called Heartbleed one of the worst security bugs in the history of the Internet. 

  • wildcard certificate

    A wildcard certificate is a digital certificate that is applied to a domain and all its subdomains. 

  • SSL VPN (Secure Sockets Layer virtual private network)

    An SSL VPN (Secure Sockets Layer virtual private network) is a form of VPN that can be used with a standard Web browser... (Continued) 

  • Secure Sockets Layer (SSL)

    SSL (Secure Sockets Layer) is a commonly-used protocol for managing the security of a message transmission on the Internet; it uses a program layer located between the Internet's HTTP and TCP program layers. 

  • Transport Layer Security (TLS)

    Transport Layer Security (TLS) is a protocol that ensures privacy between communicating applications and their users on the Internet. 

  • server accelerator card (SSL card)

    A server accelerator card (also known as an SSL card) is a Peripheral Component Interconnect (PCI) card used to generate encryption keys for secure transactions on e-commerce Web sites. 

  • Secure Shell (SSH)

    Secure Shell (SSH), sometimes known as Secure Socket Shell, is a UNIX-based command interface and protocol for securely getting access to a remote computer. 

About SSL and TLS VPN Security

In this Secure Sockets Layer (SSL) VPN and TLS how-to, get advice on using SSL certificates, configuration, server, authentication, security and how to enable SSL.