Ivanti VPN zero-days let attackers gain root access, steal credentials, evade detection, and prepare for wider network compromise. On October 5, Volexity started investigating suspicious activity at…
arXiv:2610.14701v1 Announce Type: new Abstract: Model merging has become widely adopted for enhancing the task-specific performance of Large Language Models (LLMs) without additional training. While…
arXiv:2610.14767v1 Announce Type: new Abstract: Federated learning (FL) lets distributed intrusion-detection systems (IDS) train on private traffic, but exposes the global model to poisoning and…
arXiv:2610.12644v1 Announce Type: new Abstract: Backdoor Attacks on Large Language Models (LLMs) typically follow a trigger-response pattern, where satisfying a trigger condition activates a single…
arXiv:2610.12704v1 Announce Type: new Abstract: Federated learning allows dispersed oilfield sites to train a shared intrusion detector without pooling network traffic, yet its aggregation step…
arXiv:2610.12893v1 Announce Type: new Abstract: The rapid integration of Artificial Intelligence (AI) models has established a complex supply chain, but many of these shared artifacts harbor severe…
arXiv:2610.13051v1 Announce Type: new Abstract: Some backdoor attacks never touch an image. FLIP only changes labels: on CIFAR-10, flipping 3% of them makes a ResNet-32 send 99.7% of triggered…
Elastic Security Labs identified a malicious npm package, @apexacc/cli, which led us to an operation posing as a Web3 accelerator. That operation had spent months building a public presence…
Security Affairs Malware newsletter includes a collection of the best articles and research on malware in the international landscape Malware Newsletter ClingSTUN Linux Backdoor Abuses Public STUN…
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A backdoor that makes no noise is hard to catch, and that’s the point of BPFDoor. The Linux malware waits for a special “magic packet” before it acts. In this interview with Help Net Security…
IntroductionIn July 2026, Zscaler ThreatLabz uncovered a campaign linked to TraderTraitor (also tracked as Jade Sleet, UNC4899, Pressure Chollima, and Slow Pisces), an advanced persistent threat…
ESET researchers traced almost two years of changes to MATCHBOIL, a downloader that the Russia-aligned group UAC-0099 uses to plant a second program on Windows machines in Ukraine. GUI displayed at…
arXiv:2610.09027v1 Announce Type: new Abstract: Modern language model systems operate autonomously over increasingly long contexts containing untrusted text and images. Can an adversarial input…
arXiv:2610.07510v1 Announce Type: new Abstract: Developers can build LLM agents by adapting third-party models through benign post-training. We study a supply-chain threat in which an attacker…
arXiv:2610.07723v1 Announce Type: new Abstract: Safety alignment in Large Language Models (LLMs) remains vulnerable to backdoor attacks. Existing LLM backdoors are almost all input-centric…
arXiv:2610.07771v1 Announce Type: new Abstract: Functional backdoor recovery finds any trigger whose attack success rate is at least a given threshold rather than to recover the planted trigger. We…
Hackers are exploiting stored cross-site scripting (XSS) vulnerabilities in two unrelated WordPress plugins, Ninja Forms and WPC Product Bundles for WooCommerce, to install backdoors and create rogue…
Linux backdoors targeting telecom and network appliances in South Korea and Taiwan have been disguising their traffic as email services and seemingly legitimate processes to blend in and evade…