Monthly Archives: April 2025

Trellix DLP Endpoint Complete prevents data leaks in Windows and macOS

Trellix announced advancements to Trellix DLP Endpoint Complete, available globally in Q2 2025. New offerings and features incorporate intelligent capabilities to enhance Trellix’s data loss prevention (DLP) solutions, enabling customers to protect sensitive information in non-text file formats, strengthen compliance through visual labeling features, stop exfiltration via text in web forms such as AI chat interactions, and protect data during wireless file-sharing between macOS devices. “By extending DLP capabilities to non-text formats and supporting emerging … More → The post Trellix DLP Endpoint Complete prevents data leaks in Windows and macOS appeared first on Help Net Security.
http://news.poseidon-us.com/TKSTlL

Product showcase: Ledger Flex secure crypto wallet

The Ledger Flex is a hardware wallet designed for the secure storage of cryptocurrencies and NFTs. It combines security features with a user-friendly interface, making it suitable for both beginners and more experienced users. Ledger Flex stores your private keys offline. This is called cold storage. By keeping keys offline, your assets are safer from online threats like hackers or malware. Unlike software wallets, which store private keys on devices connected to the internet, hardware … More → The post Product showcase: Ledger Flex secure crypto wallet appeared first on Help Net Security.
http://news.poseidon-us.com/TKSTlC

Mobile security is a frontline risk. Are you ready?

The mobile threat landscape has shifted. According to Zimperium’s 2025 Global Mobile Threat Report, attackers are now prioritizing mobile devices over desktops. For enterprises, mobile is no longer a secondary risk. It’s now one of the primary attack surfaces. CVE data for iOS and Android OS versions (Source: Zimperium) Mobile phishing (mishing) is surging One-third of mobile threats are phishing-based attacks, called mishing. SMS phishing (smishing) makes up over two-thirds of these. Attackers are also … More → The post Mobile security is a frontline risk. Are you ready? appeared first on Help Net Security.
http://news.poseidon-us.com/TKSTjN

Villain: Open-source framework for managing and enhancing reverse shells

Villain is an open-source Stage 0/1 command-and-control (C2) framework designed to manage multiple reverse TCP and HoaxShell-based shells. Beyond simply handling connections, Villain enhances these shells with added functionality, offering commands and utilities, and allowing for shell sessions sharing across Villain instances running on different machines (sibling servers). “The main idea was to create a super-fast multi-handler for the most common types of reverse shells used in CTFs and, occasionally, in penetration tests, such as … More → The post Villain: Open-source framework for managing and enhancing reverse shells appeared first on Help Net Security.
http://news.poseidon-us.com/TKSQNl

Securing the invisible: Supply chain security trends

Adversaries are infiltrating upstream software, hardware, and vendor relationships to quietly compromise downstream targets. Whether it’s a malicious update injected into a CI/CD pipeline, a rogue dependency hidden in open-source code, or tampered hardware components, these attacks bypass traditional defenses by weaponizing trusted channels. Continuous monitoring of third-party risk “As more supply-chain attacks surface, third-party security is becoming essential for all businesses. Organizations must vet their suppliers, ensuring they practice good cyber security hygiene, while … More → The post Securing the invisible: Supply chain security trends appeared first on Help Net Security.
http://news.poseidon-us.com/TKSQN7

Why cyber resilience must be part of every organization’s DNA

As AI brings about excitement and transformative potential, the report reveals that organizations are forging ahead with innovations despite increased security concerns, according to LevelBlue’s 2025 Futures Report. In fact, just 29% of executives surveyed say they are reluctant to implement AI tools and technologies because of cybersecurity ramifications. AI-powered threats Organizations expect AI-powered attacks, such as deepfakes and synthetic identity attacks, to rise in 2025, but many remain unprepared. Researchers found that only 29% … More → The post Why cyber resilience must be part of every organization’s DNA appeared first on Help Net Security.
http://news.poseidon-us.com/TKSQM9

ISC Stormcast For Wednesday, April 30th, 2025 https://isc.sans.edu/podcastdetail/9430, (Wed, Apr 30th)

(c) SANS Internet Storm Center. https://isc.sans.edu Creative Commons Attribution-Noncommercial 3.0 United States License.
http://news.poseidon-us.com/TKSMM1

Web Scanning Sonicwall for CVE-2021-20016, (Tue, Apr 29th)

There was a post initially published in January 2022 showing an exploitable “probable zero-day vulnerabilities”[1] for Sonicwall but looking back in what has been submitted in the past year to ISC, this past week was the first time we have been getting some reports. The activity occured on the 23 April 2025 between 18:00 – 19:00 UTC but since then based on activity reported to DShield (see graphs below) has been happening almost daily:
http://news.poseidon-us.com/TKSL1q

Brennan Executive insights operational innovation: A leader’s view

Over nearly three decades of building a deeply customer-connected business, Dave Stevens, Brennan’s Managing Director, has accrued a wealth of observations, insights, and knowledge.
http://news.poseidon-us.com/TKSJxK

NARA reminds agency leaders of records retention responsibilities

The message from NARA senior advisor Jim Byron comes as Trump administration leaders face questions about using Signal and potentially violating records laws. The post NARA reminds agency leaders of records retention responsibilities first appeared on Federal News Network.
http://news.poseidon-us.com/TKSCwb