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[{"id":483,"title":"Self-taught through trial and error","votes":545,"type":"x","order":1,"pct":78.42,"resources":[]},{"id":484,"title":"Formal training or courses","votes":30,"type":"x","order":2,"pct":4.32,"resources":[]},{"id":485,"title":"A job that required it","votes":34,"type":"x","order":3,"pct":4.89,"resources":[]},{"id":486,"title":"Other","votes":86,"type":"x","order":4,"pct":12.37,"resources":[]}] ["#ff5b00","#4ac0f2","#b80028","#eef66c","#60bb22","#b96a9a","#62c2cc"] ["rgba(255,91,0,0.7)","rgba(74,192,242,0.7)","rgba(184,0,40,0.7)","rgba(238,246,108,0.7)","rgba(96,187,34,0.7)","rgba(185,106,154,0.7)","rgba(98,194,204,0.7)"] 350
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67

Reliable LAN-to-LAN Connections with FreeS/WAN's X509 Patch

In countries where a private or semi-public WAN is something not every company can afford, the Internet is the only option available to connect all of those remote offices. The obvious problems are this is a public network and, in most . . . . In countries where a private or semi-public WAN is something not every company can afford, the Internet is the only option available to connect all of those remote offices. The obvious problems are this is a public network and, in most cases, we don't get a static IP address. We know that sending data through the Internet is like talking to somebody in an elevator--everybody just can't help hearing what you're saying. So, not encrypting the data is not an option. Many types of tunnels can be used and VPNs can be put together in many ways, but the IPsec implementation of Linux (FreeS/WAN) is by far the most secure and compatible way to do it. In this article, I explain how to establish LAN-to-LAN tunnels using the x509 patch and only one static IP address. I also tell you two ways to get around the four tunnel inconvenience. FreeS/WAN has two main parts: the IPsec patch for the kernel (KLIPS) that implements AH (authentication header), ESP (encapsulating security payload) and packet handling within the kernel; and the userland tools (pluto). Pluto implements IKE (internet key exchange), which negotiates the many connections with other systems. The link for this article located at LinuxJournal is no longer available. . In countries where a private or semi-public WAN is something not every company can afford, the Inter. countries, where, private, semi-public, something, every, company, afford, inter. . LinuxSecurity.com Team

Calendar 2 Jul 15, 2003 User Avatar LinuxSecurity.com Team Cryptography
67

Building A Secure IPsec VPN Using FreeS/WAN For Enhanced Protection

Manish Arya has contributed an article he has written on using FreeS/WAN to build a VPN. "IPsec has many implementations.one of the common IPsec implementations is Freeswan. IPsec provides encryption and authentication services at the IP (Internet Protocol) level of the network protocol stack. freeswan is a opensource IPsec implementation available from www.freeswan.org. IPsec can protect any traffic carried over IP, unlike other encryption which generally protects only a particular higher-level protocol. . .. Manish Arya has contributed an article he has written on using FreeS/WAN to build a VPN. "IPsec has many implementations.one of the common IPsec implementations is Freeswan. IPsec provides encryption and authentication services at the IP (Internet Protocol) level of the network protocol stack. freeswan is a opensource IPsec implementation available from www.freeswan.org. IPsec can protect any traffic carried over IP, unlike other encryption which generally protects only a particular higher-level protocol ( PGP for mail, SSH for remote login, SSL for web work, and so on) This approach has both considerable advantages and some limitations. When we need a setup in which we want that whatever goes out of network interface (rather a IP address) should be Encrypted, then we can't deploy application specific Encryption implementations. For such setups IPsec is a good solution. The link for this article located at Manish Arya is no longer available. . Manish Arya has This email address is being protected from spambots. You need JavaScript enabled to . manish, contributed, article, written, using, frees/wan, build, 'ipsec. . LinuxSecurity.com Team

Calendar 2 Jul 24, 2002 User Avatar LinuxSecurity.com Team Cryptography
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/main-polls/150-what-got-you-started-with-linux?task=poll.vote&format=json
150
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[{"id":483,"title":"Self-taught through trial and error","votes":545,"type":"x","order":1,"pct":78.42,"resources":[]},{"id":484,"title":"Formal training or courses","votes":30,"type":"x","order":2,"pct":4.32,"resources":[]},{"id":485,"title":"A job that required it","votes":34,"type":"x","order":3,"pct":4.89,"resources":[]},{"id":486,"title":"Other","votes":86,"type":"x","order":4,"pct":12.37,"resources":[]}] ["#ff5b00","#4ac0f2","#b80028","#eef66c","#60bb22","#b96a9a","#62c2cc"] ["rgba(255,91,0,0.7)","rgba(74,192,242,0.7)","rgba(184,0,40,0.7)","rgba(238,246,108,0.7)","rgba(96,187,34,0.7)","rgba(185,106,154,0.7)","rgba(98,194,204,0.7)"] 350
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