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Guides, playbooks, and learning resources to level up your cybersecurity knowledge and keep your organization secure.

Apple Patches iOS Flaw That Stored Deleted Signal Notifications in FBI Forensic Case
The Hacker News
Industry News

Apple Patches iOS Flaw That Stored Deleted Signal Notifications in FBI Forensic Case

Apple fixes CVE-2026-28950 in iOS 26.4.2 after deleted notifications were retained, mitigating forensic data exposure.

The Hacker NewsApr 23, 20263m2
Recent Microsoft Defender Vulnerability Exploited as Zero-Day
SecurityWeek
Industry News

Recent Microsoft Defender Vulnerability Exploited as Zero-Day

The flaw allows attackers to access the SAM database, extract NTLM hashes, and gain System privileges.

SecurityWeekApr 23, 20263m2
Industry News

Africa Relinquishes Cyberattack Lead to Latin America — For Now

Dark Reading
Industry News

Africa Relinquishes Cyberattack Lead to Latin America — For Now

The volume of cyberattacks targeting Africa declined in the past year, with weekly attacks down 22%, as attackers seemingly shifted their focus to other regions.

Dark ReadingApr 23, 20261m2
Vulnerabilities

ISC Stormcast For Thursday, April 23rd, 2026 https://isc.sans.edu/podcastdetail/9904, (Thu, Apr 23rd)

SANS ISC
Vulnerabilities

ISC Stormcast For Thursday, April 23rd, 2026 https://isc.sans.edu/podcastdetail/9904, (Thu, Apr 23rd)

No description available.

SANS ISCApr 23, 20261m2
Smashing Security podcast #464: Rockstar got hacked. The data was junk. The secrets it revealed were not
Graham Cluley
Industry News

Smashing Security podcast #464: Rockstar got hacked. The data was junk. The secrets it revealed were not

A company that ran anonymous tip lines for 35,000 American schools – handling reports of bullying, weapons, and self-harm – boasted on its website that it had…

Graham CluleyApr 22, 202648m2
Apple fixes iOS bug that retained deleted notification data
BleepingComputer
Malware & Threats

Apple fixes iOS bug that retained deleted notification data

Apple has released out-of-band security updates for iPhone and iPad devices to fix a Notification Services flaw that could allow notifications marked for deletion to remain stored on the device.

BleepingComputerApr 22, 20263m2
Industry News

'The Gentlemen' Rapidly Rises to Ransomware Prominence

Dark Reading
Industry News

'The Gentlemen' Rapidly Rises to Ransomware Prominence

Not nearly as polite as the name suggests, the ransomware gang has impressed researchers with its speed in scaling up operations — and its sophistication.

Dark ReadingApr 22, 20261m2
New Mirai campaign exploits RCE flaw in EoL D-Link routers
BleepingComputer
Malware & Threats

New Mirai campaign exploits RCE flaw in EoL D-Link routers

A new Mirai-based malware campaign is actively exploiting CVE-2025-29635, a high-severity command-injection vulnerability affecting D-Link DIR-823X routers, to enlist devices into the botnet.

BleepingComputerApr 22, 20263m2
Kyber ransomware gang toys with post-quantum encryption on Windows
BleepingComputer
Malware & Threats

Kyber ransomware gang toys with post-quantum encryption on Windows

A new Kyber ransomware operation is targeting Windows systems and VMware ESXi endpoints in recent attacks, with one variant implementing Kyber1024 post-quantum encryption.

BleepingComputerApr 22, 20263m2
Malicious KICS Docker Images and VS Code Extensions Hit Checkmarx Supply Chain
The Hacker News
Industry News

Malicious KICS Docker Images and VS Code Extensions Hit Checkmarx Supply Chain

Malicious KICS Docker tags and VS Code versions 1.17.0, 1.19.0 enabled data exfiltration, risking exposed infrastructure secrets.

The Hacker NewsApr 22, 20262m2
Self-Propagating Supply Chain Worm Hijacks npm Packages to Steal Developer Tokens
The Hacker News
Industry News

Self-Propagating Supply Chain Worm Hijacks npm Packages to Steal Developer Tokens

Self-propagating npm worm steals tokens via postinstall hooks, impacting six packages and expanding supply chain attacks.

The Hacker NewsApr 22, 20265m2
Harvester Deploys Linux GoGra Backdoor in South Asia Using Microsoft Graph API
The Hacker News
Industry News

Harvester Deploys Linux GoGra Backdoor in South Asia Using Microsoft Graph API

Harvester deploys Linux GoGra via Microsoft Graph API in South Asia, targeting India and Afghanistan since 2021, enabling covert espionage

The Hacker NewsApr 22, 20263m2