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Network SecurityPrice Tag 1system security Linux network

The romanticized image of the digital nomad – a laptop on a sun-drenched balcony – rarely accounts for the actual friction of maintaining a professional development environment on the move. . The friction is amplified with Linux. We are looking for a setup that respects our kernel configurations, handles volatile network handovers, and maintains a strict security posture without the hand-holding of a consumer-grade OS – so, put simply, more than just a laptop and a sunny deck. The hardware is...
1 min read Network Security
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Server SecurityPrice Tag 1open-source Linux administration

Cron has existed in Unix and Linux environments for decades, handling backups, cleanup scripts, patching jobs, log rotation, monitoring tasks, and other maintenance work that administrators do not want to run manually. Most Linux servers rely on it constantly, which is exactly why attackers continue abusing it for persistence after a system has already been compromised. . Persistence through cron is not complicated. Attackers do not need a rootkit or advanced malware framework to maintain...
3 - 6 min read Server Security
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Vendors/ProductsPrice Tag 1security breach linux

A major internal repository breach at GitHub has exposed a critical and overlooked blind spot in Linux supply chain security. Kernel exploits, exposed SSH services, weak firewall rules, and vulnerable daemons dominated the Linux threat model for years, and in many environments, they still matter. But recent supply-chain incidents involving GitHub ecosystems, npm packages, and malicious developer tooling point somewhere else entirely: the developer workstation. . The breach matters because...
5 - 10 min read Vendors/Products
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Security Trends Price Tag 1access control multi-tenant

Linux administrators often face an ugly choice in the cloud: prioritize convenience and cost-efficiency by sharing infrastructure, or sacrifice those benefits for the sake of total isolation. Most modern Linux workloads don't live on their own private servers anymore. They live in shared environments like Kubernetes clusters, where multiple teams and services run side-by-side. It sounds efficient, and it usually is. . But cloud isolation isn't as ironclad as it looks on the diagram. If you...
4 - 8 min read Security Trends
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Vendors/ProductsPrice Tag 1incident response cloud security

Managed Extended Detection and Response (MXDR) has become one of the most sought-after security services in the enterprise market — and with good reason. It promises the holy grail: broad visibility across endpoints, network, cloud, email, and identity, combined with the 24/7 human expertise most organizations simply cannot build in-house. . However, the rapid growth of the market has produced a wide range of providers whose capabilities vary considerably beneath the surface. Choosing the...
4 - 7 min read Vendors/Products
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Price Tag 1security practicespassword securityauthentication methods

Choose Safe Passwords to Enhance Your Cybersecurity Measures

Classic article on choosing a secure password from Bruce Schneier on Wired. It's great reading, even for those of us who have been around a while. Ever since I wrote about the 34,000 MySpace passwords I analyzed, people have been asking how to choose secure passwords. My piece aside, there's been a lot written on this topic over the years -- both serious and humorous -- but most of it seems to be based on anecdotal suggestions rather than actual analytic evidence. What follows is some serious advice. . The attack I'm evaluating against is an offline password-guessing attack. This attack assumes that the attacker either has a copy of your encrypted document, or a server's encrypted password file, and can try passwords as fast as he can. There are instances where this attack doesn't make sense. ATM cards, for example, are secure even though they only have a four-digit PIN, because you can't do offline password guessing. And the police are more likely to get a warrant for your Hotmail account than to bother trying to crack your e-mail password. Your encryption program's key-escrow system is almost certainly more vulnerable than your password, as is any "secret question" you've set up in case you forget your password. The link for this article located at Wired is no longer available. . Create a robust, unique password of at least 12 characters, mixing letters, numbers, and symbols. Use a memorable passphrase and update regularly.. Secure Passwords, Cybersecurity Tips, Authenticator Recommendations. . LinuxSecurity.com Team

Calendar 2 Aug 10, 2009 •User Avatar LinuxSecurity.com Team Privacy
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