KDDI Corporation disclosed a breach affecting up to 14.2 million email accounts after attackers exploited a vulnerability in third-party software. KDDI Corporation disclosed a data breach that exposed up to 14.2 million email accounts across six Japanese internet service providers.…
IT Security News Hourly Summary 2026-06-28 21h : 3 posts
3 posts were published in the last hour 18:34 : SECURITY AFFAIRS MALWARE NEWSLETTER ROUND 103 18:34 : Romania’s Swift Response Stops Massive Cyberattack on Hospitals, Offers Global Lessons in Healthcare Security 18:34 : US Opens the Door for Trusted…
SECURITY AFFAIRS MALWARE NEWSLETTER ROUND 103
Security Affairs Malware newsletter includes a collection of the best articles and research on malware in the international landscape Malware Newsletter More Than 4,000 Legacy Routers Compromised by AryStinger, Turned into Global Attack Proxies for Hackers A VBScript campaign distributed…
Romania’s Swift Response Stops Massive Cyberattack on Hospitals, Offers Global Lessons in Healthcare Security
Romania’s healthcare system faced one of its biggest cyber crises in February 2024 when a widespread ransomware attack targeted hospitals across the country, disrupting critical medical services and exposing the growing vulnerability of healthcare infrastructure to cybercriminals. The attack…
US Opens the Door for Trusted Organizations to Use Anthropic’s Mythos AI
With a significant shift in U.S. government policy toward frontier artificial intelligence deployment, limited access has been restored to Anthropic’s advanced Mythos 5 model, signaling a more targeted regulatory strategy than a blanket ban. Following a suspension of the model…
Anonymous-Linked Hacktivist Aubrey Cottle Jailed Over Texas GOP Cyberattack
Canadian hacktivist Aubrey Cottle, known as Kirtaner and once linked to Anonymous, gets 18 months for a 2021 Texas GOP website cyberattack. This article has been indexed from Hackread – Cybersecurity News, Data Breaches, AI and More Read the original…
Sysco – 2,691,852 breached accounts
In June 2026, the food distribution company Sysco was targeted by a ShinyHunters “pay or leak” extortion campaign. Data was subsequently published containing 2.7M unique email addresses belonging to staff and customers. The data also contained largely corporate contact information…
Security Affairs newsletter Round 583 by Pierluigi Paganini – INTERNATIONAL EDITION
A new round of the weekly Security Affairs newsletter has arrived! Every week, the best security articles from Security Affairs are free in your email box. Enjoy a new round of the weekly SecurityAffairs newsletter, including the international press. New…
OpenAI Limits GPT-5.6 Release While U.S. Reviews AI Safety
OpenAI has postponed the extensive public rollout of its latest frontier artificial intelligence model, GPT-5.6, after the U.S. government requested an opportunity to examine the technology before it reaches a wider audience. Rather than making the model immediately available…
Trump Threatens 100% Tariff on Countries That Adopt Digital Services Tax
U.S. President Donald Trump has threatened to impose a 100 percent tariff on goods from any country that levies a digital services tax on American companies, escalating tensions with trading partners already weighing tougher rules on big tech. In…
IT Security News Hourly Summary 2026-06-28 18h : 3 posts
3 posts were published in the last hour 15:34 : EdTech Software Suppliers Become the New Target for Cyber Attackers 15:33 : Edgecution Malware Exploits Microsoft Edge Extension to Deploy Python Backdoor in Ransomware Attack 15:8 : Return On Risk:…
EdTech Software Suppliers Become the New Target for Cyber Attackers
Education is witnessing a notable shift in the cyber threat landscape in which attackers are bypassing individual schools in favor of software providers that support modern digital learning. Education technology (EdTech) vendors have emerged over the last several years as…
Edgecution Malware Exploits Microsoft Edge Extension to Deploy Python Backdoor in Ransomware Attack
One way hackers adapt is by twisting legitimate features into tools for harm. A recent example shows a malicious Microsoft Edge extension escaping the browser’s restricted environment to establish persistent access on infected systems. Researchers named the campaign Edgecution,…
Return On Risk: The New Measure Of Cyber Resilience
ROI was never designed to measure preparedness against compounding business loss. Ransomware has evolved into a constant, tangible threat, yet many organizations still rely on ROI frameworks that work well… The post Return On Risk: The New Measure Of Cyber…
Path to StateRAMP
For many software companies, StateRAMP is initially viewed as a compliance milestone. In reality, it is a test of organizational discipline. It asks whether a company can demonstrate secure operations,… The post Path to StateRAMP appeared first on Cyber Defense…
IT Security News Hourly Summary 2026-06-28 12h : 2 posts
2 posts were published in the last hour 9:34 : What Is a Buffer Overflow? The Bug That Keeps Driving Critical CVEs 9:33 : Programming Languages for Cyber Security: What the Tools Actually Use
What Is a Buffer Overflow? The Bug That Keeps Driving Critical CVEs
Buffer overflow vulnerabilities have driven remote code execution for decades and keep appearing in critical network infrastructure. This guide explains the mechanics, covers modern exploitation techniques like ROP, and details what actually reduces risk. What Is a Buffer Overflow? The…
Programming Languages for Cyber Security: What the Tools Actually Use
Security tooling is not written in a single language. Python powers most automation. C sits at the exploit layer. PowerShell dominates Windows incident response. This guide traces back from the tools to the languages, so you learn what is actually…
Week in review: Fortibleed campaign’s impact on orgs, Cisco Unified CM flaw exploited
Here’s an overview of some of last week’s most interesting news, articles, interviews and videos: Encrypted DNS still tells an eavesdropper where to look Encrypted DNS runs across much of the Internet. DNS over TLS, HTTPS, and QUIC keep the…
YARA-X 1.18.0 and 1.19.0 Release, (Sun, Jun 28th)
YARA-X's 1.18.0 release brings 3 improvements and 2 bugfixes. This article has been indexed from SANS Internet Storm Center, InfoCON: green Read the original article: YARA-X 1.18.0 and 1.19.0 Release, (Sun, Jun 28th)
Linux Server Hardening: What to Do First and Why It Matters
Most Linux server hardening guides list everything equally. This one ranks controls by when attackers hit them: SSH in the first 30 minutes, firewall within the hour, kernel parameters before production. Linux Server Hardening: What to Do First and Why…
DirtyClone Is the Fourth ‘Dirty’ Linux Kernel Exploit in Six Weeks
CVE-2026-43503 DirtyClone is the fourth DirtyFrag-family privilege escalation in six weeks. JFrog’s public PoC raises the urgency. More variants may still be in the attack surface. DirtyClone Is the Fourth ‘Dirty’ Linux Kernel Exploit in Six Weeks on Latest Hacking…
IT Security News Hourly Summary 2026-06-28 09h : 1 posts
1 posts were published in the last hour 6:33 : GPT-5.6 Sol’s Launch: METR’s Evaluation Gaming Finding Matters More Than the Restrictions
GPT-5.6 Sol’s Launch: METR’s Evaluation Gaming Finding Matters More Than the Restrictions
OpenAI says GPT-5.6 Sol’s cyber safeguards make it safe enough for restricted release. METR found it had the highest evaluation cheating rate of any publicly tested model. The second finding matters more. GPT-5.6 Sol’s Launch: METR’s Evaluation Gaming Finding Matters…