Network Security
system security Linux network
system 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...
May 26, 2026
Server Securityopen-source Linux administration
open-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...
May 25, 2026
Vendors/Productssecurity breach linux
security 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...
May 21, 2026
Security Trends access control multi-tenant
access 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...
May 21, 2026
Vendors/Productsincident response cloud security
incident 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...
May 19, 2026
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78
web securitynetwork managementspam detectionGFI Software Acquires SORBS Email Blocklist Amid Controversy
GFI Software has confirmed the purchase of sometimes controversial spam blocklist provider SORBS for a reported $451,000.. Spam and Open Relay Blocking System (SORBS) has maintained a list of email servers suspected of sending or relaying spam since 2002. Inefficiencies in its spam blocklist database removal procedure, a controversial fines policy and the aggressive blacklisting of shared IP addresses have drawn criticism even from those also looking to clamp down on junk mail on the internet. Citing an impending eviction by its University of Queensland web hosts, Australia-based SORBS publicly contemplated either selling or closing the service back in June. In the event the operation continued running as before until October when it found a white knight in the shape of GFI Security, a US based vendor of web and network security and management tools. The link for this article located at The Register is no longer available. . GFI Software announced the acquisition of the SORBS email blacklist provider, an initiative aimed at rectifying its debated policies.. Email Filtering, Spam Detection, Network Security. . LinuxSecurity.com Team
Nov 06, 2009
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Vendors/Products
77
data protectionsecurity measuresemail securityExploring the Importance of Sender Policy Framework in Email Security
Great article that talks about the effectiveness of Sender Policy Framework approach to stopping spam, and how effective it is. IT shops have thrown everything but the kitchen sink at the issue and more times than not, come up empty on long-term solutions. Lately we. Most of today's SPAM comes in with a variety of hooks, the most dangerous being those looking to steal data and account credentials. Because criminals know that the weakest link is the human, it should be no surprise that SPAM continues to be one of the biggest issues facing many enterprises. Nearly all abusive e-mail messages carry fake sender addresses. The victims whose addresses are being abused often suffer from the consequences because their reputation gets diminished and they have to disclaim liability for the abuse, or they waste their time sorting out misdirected bounce messages. Worse, a financial loss can be devastating to an organization should its domain end up on a black list because of SPAM runs done via a successful phish of a user account or the discovery of an open relay. You probably have experienced one kind of abuse or another of your e-mail address in the past The link for this article located at is no longer available. . The Sender Policy Framework (SPF) is vital in combating email spam and enhancing security by verifying that emails come from authorized sources in DNS records. Sender Policy Framework, Email Security, Spam Prevention, Data Protection. . LinuxSecurity.com Team
Aug 13, 2009
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Server Security
82
consumer protectionemail securityspam legislationFTC Seeks Congressional Support For New Spam-Fighting Authority
The Federal Trade Commission has put spam at the top of its hit list and wants congressional leaders to help bolster its fight against the pesky, costly junk e-mail that floods the in-boxes of consumers and businesses alike. The commission . . . . The Federal Trade Commission has put spam at the top of its hit list and wants congressional leaders to help bolster its fight against the pesky, costly junk e-mail that floods the in-boxes of consumers and businesses alike. The commission yesterday outlined its requests for more spam-fighting powers to House and Senate lawmakers. On its wish list? It wants the authority to keep tabs on spammers across international lines and to have the power to watch spammers incognito, sometimes with the help of other federal agency resources. Further, the FTC would like anyone who takes over a customer's e-mail account for the purpose of sending spam to be deemed an unauthorized user, stripping them of protections ISPs give to customers. The FTC also wants spam legislation to model what the government has already done to go after telemarketers, according to various published reports. * The link for this article located at Washington Post is no longer available. . The Federal Communications Commission is focusing on combating robocalls and is looking for legislative backing to enhance its authority against unwanted phone solicitations.. Spam Legislation, FTC Spam Initiatives, Email Security Measures. . Anthony Pell
Jun 12, 2003
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Government
74
network protectionsecurity toolsenterprise applicationExamining ORBS and MAPS Anti-Spam Tools in Enterprise Settings
ORBS and MAPS brand spammers with a scarlet S so that networkers know who to ostracize from their mail servers. But is it the best way to stop junk e-mail? This article will look at the spam phenomenon, describe how MAPS and ORBS wage their campaigns against spam, examine their conflicts, and discuss whether their anti-spam tools have a place in the enterprise.. . .. ORBS and MAPS brand spammers with a scarlet S so that networkers know who to ostracize from their mail servers. But is it the best way to stop junk e-mail? This article will look at the spam phenomenon, describe how MAPS and ORBS wage their campaigns against spam, examine their conflicts, and discuss whether their anti-spam tools have a place in the enterprise. The Mail Abuse Prevention System (MAPS) and the Open Relay Behavior Modification System (ORBS) are two of the most famous, or infamous, anti-spam organizations in the United States. These two groups gather and disseminate information to help system administrators keep spam out of their networks. Although MAPS and ORBS unite against spam, they themselves disagree over the best methods to achieve their aims, and have even come to Internet blows over their policies. The link for this article located at Network Magazine is no longer available. . Spam has long plagued enterprises, leading to solutions like ORBS and MAPS aimed at reducing unsolicited emails and enhancing security in communications. Spam Prevention, ORBS, MAPS, Email Security, Network Management. . Anthony Pell
Apr 05, 2001
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Network Security
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