Today we're going to explore the fine fun world of network discovery and find out who is on our network without ever leaving our comfortable chairs.Read more »
The Electronic Frontier Foundation (EFF) has launched a new version of HTTPS Everywhere, a security tool that offers enhanced protection for Firefox browser users against "Firesheep" and other exploits of webpage security flaws.Read more »
Without any special hardware or reconfiguration, it can capture live data going in and out over any of your box's network interfaces: Ethernet, WiFi, PPP, loopback, even USB.Read more »
BitTorrent Inc., the company behind the popular BitTorrent peer-to-peer file sharing protocol, has announced that its uTorrent Transport Protocol (uTP) code is now available as open source. The uTP protocol is aimed at maximising network throughput while minimising network congestion, providing a better overall experience for both ISPs and end users.Read more »
Wireshark is a network protocol analyzer (or "packet sniffer") that can be used for network analysis, troubleshooting, software development, education, etc. This guide shows how to install and use it on an Ubuntu 9.10 desktop to analyze the traffic on the local network card.Read more »
Remote access to a computer and internal network’s secured resources - all of it in a simple way that’s following well-known security’s best practices? Sounds impossible, but it’s not.Read more »
Anonymity and deniability in distributing information are two of the goals of the GNUnet project. At its heart, GNUnet is a mechanism to share content with others without revealing who generated the content or who accessed it. It also provides intermediate nodes in the network with the ability to deny knowledge of the contents of any traffic they forward because they are unable to decrypt it.Read more »
Toward a new challenge for Freedom.
We should define what is Net Neutrality, not so much to play the teacher, but to put things down on the paper, and eventually get some feedback on this definition attempt.
This guide shows how to install and configure Smokeping on Ubuntu 9.04 to monitor network latency. SmokePing is a deluxe latency measurement tool. It can measure, store and display latency, latency distribution and packet loss. SmokePing uses RRDtool to maintain a longterm data-store and to draw pretty graphs, giving up to the minute information on the state of each network connection.Read more »
ntop is a free opensource network traffic probe that shows the network usage. ntop is based on libpcap and can run on Linux/Unix and Windows operating system. ntop provides a very easy to use a web access to navigate through ntop traffic information and get a dump of the network status.Read more »
Open source software and widespread instrumentation have lowered the costs of producing IT management software. Open source systems management companies are using the free nature of an open source product, coupled with the cheap distribution the Web enables, to boot-strap their businesses.Read more »
Fedora 10 users are allowed to enable wired, wireless, mobile broadband, VPN and DSL network connections and then switch back and forth right on the Fedora desktop panel.Read more »
You probably rely on the services on your own private network -- wikis, mail servers, Web sites, and other applications you've installed. What happens when you have to leave the friendly confines of your network?Read more »
Software for providing DNS and DHCP services have typically come from ISC in the form of BIND and dhcpd. While these software packages are quite robust and, for the most part, quite secure, there are other alternatives that may work better depending on your situation. For smaller home or office networks, managing BIND and dhcpd may be overkill.Read more »
Part one of a five part post series on setting up Linux and Unix servers securely.Read more »