LinuxSecurity.com
Share your story
The central voice for Linux and Open Source security news
Home News Topics Advisories HOWTOs Features Newsletters About Register

Welcome!
Sign up!
EnGarde Community
Login
Polls
What is the most important Linux security technology?
 
Advisories
Community
Linux Events
Linux User Groups
Link to Us
Security Center
Book Reviews
Security Dictionary
Security Tips
SELinux
White Papers
Featured Blogs
All About Linux
DanWalsh LiveJournal
Securitydistro
Latest Newsletters
Linux Security Week: October 27th, 2014
Linux Advisory Watch: October 24th, 2014
Subscribe
LinuxSecurity Newsletters
E-mail:
Choose Lists:
About our Newsletters
RSS Feeds
Get the LinuxSecurity news you want faster with RSS
Powered By

  
How To Shop For A VPN Print E-mail
User Rating:      How can I rate this item?
Source: securitypipeline.com - Posted by Vincenzo Ciaglia   
Documentation Get clued in on what to look for in enterprise-class products, including the ins and outs of software vs. appliances, LAN-to-LAN vs. remote access, SSL, IPsec, and other decisions you need to make. With a virtual private network creating safe access for your Internet-connecting users, you can rip out expensive frame relay, leased lines and modem dial-up banks in favor of a secure WAN connection. For any network that connects remote users to the Internet, a VPN gateway provides three essentials for your data: authentication, confidentiality and integrity.


For any network that connects remote users to the Internet, a VPN gateway provides three essentials for your data: authentication, confidentiality and integrity.

Authentication can be accomplished using certificates, passwords, smart cards or shared secret keys. Confidentiality is achieved through encryption--VPNs are designed so that someone intercepting traffic can't decode it. And integrity means that data hasn't been modified in transit--VPNs detect any modification to data and reject it.

VPNs by themselves can cause security and network infrastructure problems--because packets are encrypted, the unencrypted data cannot be inspected inside the encryption tunnel. Therefore, you must install virus scanners, traffic shapers and other such appliances behind the VPN device. But the alternative--letting all VPN traffic pass untouched--is unthinkable.

Read this full article at securitypipeline.com

Only registered users can write comments.
Please login or register.

Powered by AkoComment!

 
< Prev   Next >
    
Partner

 

Latest Features
Peter Smith Releases Linux Network Security Online
Securing a Linux Web Server
Password guessing with Medusa 2.0
Password guessing as an attack vector
Squid and Digest Authentication
Squid and Basic Authentication
Demystifying the Chinese Hacking Industry: Earning 6 Million a Night
Free Online security course (LearnSIA) - A Call for Help
What You Need to Know About Linux Rootkits
Review: A Practical Guide to Fedora and Red Hat Enterprise Linux - Fifth Edition
Yesterday's Edition
Hackers Are Using Gmail Drafts to Update Their Malware and Steal Data
Hackers target unclassified White House network
BYOD: Why the biggest security worry is the fool within rather than the enemy without
Partner Sponsor

Community | HOWTOs | Blogs | Features | Book Reviews | Networking
 Security Projects |  Latest News |  Newsletters |  SELinux |  Privacy |  Home
 Hardening |   About Us |   Advertise |   Legal Notice |   RSS |   Guardian Digital
(c)Copyright 2014 Guardian Digital, Inc. All rights reserved.