Category: Help Net Security

DigiCert breached via malicious screensaver file

A targeted social engineering attack against DigiCert’s support channel led to the compromise of internal systems and the unauthorized issuance of EV Code Signing certificates. DigiCert is a global Certificate Authority (CA) providing digital trust services, specializing in TLS/SSL certificates,…

Critical MOVEit Automation auth bypass vulnerability fixed (CVE-2026-4670)

Progress Software has fixed a critical authentication bypass (CVE-2026-4670) and a privilege escalation (CVE-2026-5174) vulnerability in MOVEit Automation, exploitation of which “may lead to unauthorized access, administrative control, and data exposure.” The vulnerabilities were reported privately by Airbus researchers and…

Brush shell 0.4.0 tightens script safety, widens platform support

Rust-based alternatives to traditional Unix shells continue to attract users who want bash compatibility alongside built-in features like syntax highlighting and history-based suggestions. Brush, a bash- and POSIX-compatible shell written in Rust, sits in that group, and version 0.4.0 brings…

Pipelock: Open-source AI agent firewall

AI coding agents run with shell access, environment variables containing API keys, and unrestricted internet connectivity, creating a single point of failure where one compromised tool call can leak credentials to an attacker-controlled domain. Pipelock, an open-source security harness developed…

Spotting third-party cyber risk before attackers do

In this Help Net Security video, Jeffrey Wheatman, SVP and Cyber Strategist at Black Kite, discusses how organizations can identify and manage third-party cyber exposures before attackers exploit them. He argues that businesses should move beyond a data-loss mindset toward…

ChatGPT advanced account security adds passkeys and hardware keys

Journalists, elected officials, researchers, and political dissidents have spent years adapting their accounts to phishing-resistant authentication on consumer platforms. ChatGPT now joins that list. OpenAI has introduced Advanced Account Security, an opt-in setting that strips password-based sign-in from ChatGPT and…

Download: Automating Pentest Delivery Guide

Pentesting remains one of the most effective ways to identify real-world weaknesses, but the method for delivering results hasn’t evolved. Manual workflows involving static documents and email threads introduce delays, create inefficiencies, and diminish the value of the work. This…

Identity is the control plane for distributed infrastructure

Teleport CEO Ev Kontsevoy makes the case that distributed infrastructure, across cloud, Kubernetes, databases, and servers, can’t be secured by layering more tools on top of fragmented identity systems. He argues for fewer credentials, fewer entry points, and a single…

New infosec products of the month: April 2026

Here’s a look at the most interesting products from the past month, featuring releases from Advenica, Aptori, Axonius, Broadcom, GlobalSign, Intruder, IP Fabric, Mallory, Secureframe, Siemens, Sitehop, and Virtue AI. Mallory brings contextual threat intelligence to security operations Mallory is…