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threat detection scalability Building a SIEM is easier than scaling one. Most open-source deployments start as a simple "all-in-one" server. It is easy to set up, but that design rarely survives the transition from a lab to a production workload. . A SIEM watching 20 endpoints is not doing the same job as one watching 500. More endpoints mean more logs; more logs require more storage; more storage makes search heavier. Eventually, the very architecture that made your lab easy to deploy becomes the reason your production...
Jun 04, 2026
security advisory apache A newly disclosed attack technique called HTTP/2 Bomb is drawing attention because it targets the software that sits at the front of much of the Linux internet. Apache HTTP Server, NGINX, Envoy, and the ingress layers that many Kubernetes environments depend on can be forced into consuming disproportionate amounts of memory using relatively small amounts of attacker traffic. . For Linux administrators, the concern is not the HTTP/2 protocol itself. It is the possibility that a single...
Jun 04, 2026
security advisory important The compromise of Nx Console shows how much infrastructure now sits behind a single developer account. GitHub repositories, CI/CD pipelines, container build systems, Terraform projects, Kubernetes deployments. None of those systems was the initial target. The workstation was. . Attackers did not need a Linux privilege escalation bug or a remote code execution chain. They needed developers to trust a tool they were already using. For many organizations, that was enough. What Happened? Federal...
Jun 03, 2026
security advisory open-source You remove the malware. You rotate the compromised credentials. You patch the original vulnerability and close the ticket. Two weeks later, the attacker is back. . What happened? You didn't lose the battle at the exploit; you lost it at the cleanup. In many modern Linux intrusions, the malware you found wasn't the main problem—it was the fallback mechanisms left behind. These hooks quietly restore attacker access the moment you look away. If you clean a host but miss these persistence layers,...
Jun 02, 2026
security advisory Red Hat Researchers investigating a campaign now tracked as Miasma found that more than 30 packages in Red Hat's @redhat-cloud-services npm namespace had been altered to deliver credential-stealing malware. . The packages weren't being used to deploy ransomware or sabotage systems. From what has been reported so far, the objective appears to have been much simpler: collect credentials from developer environments and use that access elsewhere. GitHub tokens, cloud credentials, SSH keys, and other...
Jun 02, 2026
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buffer overflowvulnerability assessmentsecurity analysisMemory Adjacent Attacks: Unpacking Buffer Overwrites and Exploits
In this paper we are going to describe a kind of vulnerability that is known in the literature but also poor documented. In fact, the problem that is going to be analyzed can be reduced to a memory adjacent overwriting attack but usually it is obtained exploiting the last null byte of a buffer, hence we are going to show that the same result is still possible writing behind a buffer, under certain conditions. To fully understand the subject of this article it's necessary to describe the memory organization1 of running processes, then the memory adjacent overwrite attack, concluding with our analysis. Read PDF . The link for this article located at Angelo Rosiello is no longer available. . As cybersecurity evolves, buffer overflow vulnerabilities and memory issues are becoming key focus areas, revealing deeper ties between architecture and security.. buffer attack,memory overwrite,vulnerability analysis. . Benjamin D. Thomas
Feb 24, 2006
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