Security and mobility Part 1 Ssl Based Vpn S
What does SSL and VPN mean?
SSL (Secure Sockets Layer) is a protocol developed by Netscape to secure data transmission between a client and a server. It was soon used by famous brands Microsoft Internet Explorer and other leading browsers, providing a secure means to transact data in an encrypted format over the net, most commonly seen with e-commerce sites taking credit credit card obligations for purchases.
A VPN (Virtual Private Network) is a private marketing communications network usually used within a business or by several companies that have a need to share information over a open public network. VPN traffic is carried online using standard (often insecure) protocols.
What's the fuss with SSL VPN’s?
SSL VPN technology has been around for several years, but only in the past calendar year gets the market exploded with low priced purpose built devices actually. Famous brands Juniper, Nortel and now even Cisco have developed these low priced SSL centered VPN solutions for various business types including SMEs.
SSL VPNs just work at the application layer. Unlike IPSEC VPNs they may be far less complicated to create, support and maintain. As they use most modern web browsers no software is required to be configured and they are not limited to a particular computer. Also, as almost all corporate and business networks internationally, including those with stringent firewall policies, permit website traffic like the SSL slot, SSL VPNs being utilized by mobile employees are almost guaranteed to work in every environment. That is one of the downfalls of the more common IPSEC VPN technology which problems over NAT conditions. One other benefit with SSL VPNs is it gives the administrator per-user access control to a totally specified set of applications.
Summary of Benefits:
1. Low Total cost of ownership
2. End point Security in differing conditions (e.g. if no Antivirus on mobile machine, only permit extranet access)
3. Clientless (web browser SSL VPN gain access to for shared folders, applications & extranet resources)
4. On demand customer for full network level access
5. Helps secure slim client gain access to in the public domain name (Citrix, terminal services released on the web)
6. Per-user or per-group application list control
What should I do next?
1. Understand your company’s goals and what you want to achieve from your VPN solution
2. Consider what applications and services you intend to provide over your VPN solutions and understand the VPN options available to you.
3. Understand the service and security requirements of your VPN Solution and determine which VPN products provide these
4. Consider if you should be applying additional security safeguards to safeguard your VPN solution further
SSL based VPN solutions are actually very affordable plus they ensure mobile employees can access crucial company information from nearly every device all over the world. They simplicity simpleness and availability when implemented in a planned and considered manner plus they help to achieve a hassle free environment for remotely accessing crucial data.
SSI’s mobile and security specialists are available to provide mobile and security solutions for companies of all sizes covering consultancy, planning, deployment, support and user training.