Packet sniffing goes hi-tech? What’s wrong with ethereal? The equipment that technician Mark Klein learned was installed in the National Security Agency’s “secret room” inside AT&T’s San Francisco switching office isn’t some sinister Big Brother box designed solely to help governments eavesdrop on citizens’ internet communications. Rather, it’s a powerful commercial network-analysis product with all [...]
Tag Archive | "network-security"
Honestly, I always thought it’s ok.. Why not, if someone puts a seat in the middle of a public walkway I can sit on it right? I don’t need to ask permissions, nor fear I am doing something wrong. Likewise if someone broadcasts an open wireless network into my house or office or a public [...]
4. Brief How-to …. Creating Multiple clients to Single site tunnels. Example of using PKI to create a client-to-site VPN: For a road warrior or roaming/multiple user scenario, static keys based VPNs don’t scale well. You will need to implement a PKI if you have Hub and Spoke architecture of VPN. From the OpenVPN.net website: [...]
3. Brief How-to ….. OpenVPN and Site-to-Site Tunnels. OpenVPN can be implemented either Site-to-site or client-server model. I will take example configurations of both models. If you want to implement site-to-site configuration, the best way is to use static-keys instead of PKI. Using static keys, you can have your VPN tunnel up and running in [...]
2. Why OpenVPN Here, in this article, I will lay down the emphasis on one important Open-Source SSL VPN software written by James Yonan and contributed by several others, which proposes security without the inherent complexity of IPsec AND using a trusted design of client component and VPN server. Usually VPNs require end points which [...]
Requirement: To connect to a VPN server in a different country. Situation: A country which has proxies at every gateway. Issues: VPN based on IPSec is fussy when it comes across networks which are NAT’ted/ proxied. The Security Parameters Indexes don’t match and clients do not get connected. Objective: To connect VPN server in a [...]