Capture File Filtering with Wireshark Reading a packet capture file with Wireshark and tsharkAug 23, 2012
Wireshark doesn’t just work in real time. If you save a history of network activity in a pcap file using a tool such as tcpdump, you can filter the data with Wireshark to search for evidence.more »
Side Channel Attacks Some web applications send unnecessary information to attackersAug 23, 2012
Sometimes error messages or log entries are too verbose for their own good, disclosing valuable information to attackers.more »
OpenVAS The OpenVAS vulnerability scannerAug 23, 2012
The more IT infrastructure complexity increases, the more indispensable vulnerability scanners become. If you are not interested in retaining the consulting services of a professional hacker, you might want to entrust the task of detecting vulnerabilities to a specialized software tool, such as OpenVAS.more »
Security Lessons: Database Security Protecting your databaseAug 23, 2012
Your database can be one of the most vulnerable elements in your organization. We share some tips for detecting and preventing attacks.more »
HTTPS Proxy Using a Squid proxy with HTTPSAug 23, 2012
How do you monitor the network when your client systems are connecting to secure web servers through HTTPS? We’ll show you how to keep watch using the Squid proxy server and share some inventive certificate tricks.more »
Table of Contents: 143 Intrusion PreventionAug 23, 2012
New vulnerabilities appear every day. To keep your network safe, you need to think like an attacker.more »
For its size, fail2ban, a utility that scans logfiles and bans suspicious IP addresses, punches well above its weight.more »
Customizing PortSentry Do you have a sentry to keep an eye on your servers?Apr 24, 2012
PortSentry monitors your ports and lets you know when they’ve been scanned.more »
Spammers go low-volume, and 90% of IE browsers are unpatched.
Adobe scrambles to release patches for vulnerable Flash Player.
Four-inch-long computer on a stick lets you boot a full Linux system from any HDMI display device.
New statute would require companies to report break-ins to consumers.
Weird data transfer technique avoids all standard security measures.
FIDO alliance declares the beginning of the end for old-style login authentication.
The Linux New Media Awards have honored the most significant products, projects, people, and organizations for open source/Linux every year since 2000.
Legendary Uber-distro splits over the systemd controversy.
New LTS version offers many refinements for the Cinnamon and Mate desktops and significant improvement under the hood.
One of CeBIT’s most successful forums returns in 2015.