ACDN leads regional collaboration to strengthen ASEAN’s cybersecurity. We’re building a resilient digital ecosystem to protect our shared progress and shape a secure future for our interconnected region.
Organizing joint exercises to enhance the region's cybersecurity capabilities and foster collaboration among member states
Partnership with industry leaders and governments to foster innovation and resilient digital infastructure.
Facilitating secure information sharing across nations to enhance situational awareness and response capabilities.
Upcoming Events
Cybersecurity events, training, and conferences across ASEAN
The CIRTA course by ACICE equips ASEAN military cyber practitioners with hands-on skills in incident response and threat analysis, enhancing regional cyber resilience through practical training and strategic knowledge sharing.
Cybersecurity News
Collection of the latest news and updates on cybersecurity
The Hacker News
Cisco Patches CVE-2026-20230 in Unified CM as Exploit Code Goes Public
Cisco has patched a bug in Unified Communications Manager that lets an unauthenticated attacker on the network write files to the box and, from there, climb to root. It is tracked as CVE-2026-20230, and proof-of-concept exploit code is already public. Cisco's PSIRT says it has not seen the flaw used in attacks yet. The PoC shortens that runway. The flaw is a server-side request forgery.
The Hacker News
Claude Code GitHub Action Flaw Let One Malicious Issue Hijack Repositories
A security researcher found a flaw in Anthropic's Claude Code GitHub Action that let an attacker take over vulnerable public repositories running it, with nothing more than a single opened GitHub issue. Because Anthropic's own action repo used the same workflow, a working attack could have pushed malicious code into the action itself and onto the projects downstream that pull it. RyotaK of GMO
The Hacker News
Agentic AI Is Transforming Defense, But Only Secure IT Infrastructure Will Maximize It
Over the past several weeks, the cybersecurity community has been reminded how quickly frontier and agentic AI in defense networks can challenge our assumptions. When Anthropic's Claude Mythos model was made available to a limited set of organizations as a technical preview, it was reported that an unauthorized group claimed that it had gained access within hours. The incident, if true, was
The Hacker News
ThreatsDay Bulletin: AI Agents Gone Wrong, Sketchy C2 Tools, ClickFix Tricks, JS Backdoors & 20+ New Stories
It got stupid again. The internet still feels held together with tape. Bad plugins, old bugs, fake tools, trusted apps doing shady things. Same mess, new wrapper. And now the weird stuff is normal. Forums go down and come back worse. Cheap hackers get better toys. AI starts breaking real systems. Great. Read the whole thing before it ruins your week anyway. Unauthenticated
The Hacker News
China-Linked TA4922 Expands Phishing Attacks to U.K., Germany, Italy, and South Africa
A new China-linked cybercrime group known as TA4922 has expanded its targeting focus to target European organizations in the U.K., Germany, Italy, and South Africa. These efforts have been complemented by a "rapid operational tempo" and a continually evolving malware arsenal comprising known families like ValleyRAT (aka Winos 4.0) and Atlas RAT (aka AtlasCross RAT), as well as previously
The Hacker News
FlutterShell Backdoor Spreads to macOS via Malicious Google and YouTube Ads
Cybersecurity researchers have shed light on a macOS malvertising campaign codenamed Operation FlutterBridge that spreads a new backdoor called FlutterShell. According to Palo Alto Networks Unit 42, the campaign is said to be the next stage of a previously reported activity cluster dubbed JSCoreRunner (aka FileRipple) in late August 2025. The cybercrime group behind the two attack chains is
