CERT Polska
Warnings and incidents · Poland
Source digest
Cybersecurity — Poland and the world
Latest publications from Polish and international security outlets and response teams: threat warnings, vulnerabilities, regulatory changes, campaigns abroad, technical analyses and guides. Every entry gives a title, a short summary and a link to the publisher’s full article.
86 entries match
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Hackers breach Microsoft 365 tenants via ConnectWise supply-chain attack
ConnectWise has shut down customer access to its Cloud Backup service (formerly SkyKick Cloud Backup) after hackers accessed application identities and compromised Microsoft 365 tenants. [...]
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Moscow police detain suspected DataSuckers hackers linked to breaches in Ukraine and Russia
Russian authorities have reportedly detained three suspected members of the DataSuckers hacking group following a cyberattack on a popular restaurant chain that exposed vast amounts of customer information.
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Baltimore suburb confirms August data breach after ransomware claims
Anne Arundel County, Maryland, said an intruder stole files from government systems, and investigators are working to assess how much data was exposed.
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When AI Agents Commit Breaches, Humans May Not Be Held Liable
As agents escape containment and access external systems, responsibility remains human. Accountability, however, is much less settled.
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Burger King Japan data breach exposes 11 million customer records
Burger King Japan, the Japanese subsidiary of global fast-food giant Burger King, disclosed a major data breach after attackers accessed a server containing 11.18 million customer records. [...]
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Critical PwnEscape Linux Kernel Vulnerability Lets Guest VMs Read Host Memory
A newly disclosed critical flaw in the Linux kernel allows code inside a virtual machine to read memory on the host computer it runs on. A researcher demonstrated the leak against Vercel's live cloud sandboxes, and Vercel confirmed it. The flaw, now tracked…
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Hackers hijack D-Link, Ubiquiti devices to resell your stolen bandwidth
A proxyjacking campaign has impacted devices in 34 countries, monetizing victims' internet connections through a commercial residential proxy network. [...]
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UK Legal Aid Agency hack worse than thought, with stolen records dating back to 1978
A cyberattack on Britain’s Legal Aid Agency (LAA) stole far older and broader records than the government previously disclosed.
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CenterPoint Energy Data Breach Impacts 1 Million Texans
Personal information such as names, addresses, Social Security numbers, and driver’s license numbers was compromised. The post CenterPoint Energy Data Breach Impacts 1 Million Texans appeared first on SecurityWeek.
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UK Legal Aid Agency: Hackers stole records dating back to 1978
The Legal Aid Agency (LAA), an executive agency of the UK's Ministry of Justice that manages the country's Public Defender Service, says attackers who breached its IT systems in April 2025 stole records dating back to 1978. [...]
Page 1 of 9 · 86 entries in the archive
Entries stay here even after they drop out of the publishers’ RSS feeds. The links point to the originals — if a publisher removes an article, its link stops working.
Where the entries come from
Tracked sources
Niebezpiecznik
Everyday security · Poland
Zaufana Trzecia Strona
Analyses and investigations · Poland
Sekurak
Technique and vulnerabilities · Poland
CyberDefence24
Policy and regulation · Poland
Kapitan Hack
Threats to business · Poland
The Hacker News
Campaigns and vulnerabilities · World
BleepingComputer
Incidents and malware · World
Krebs on Security
Investigative journalism · World
The Record
Cyber conflict and states · World
Dark Reading
Industry analysis · World
SecurityWeek
Enterprise security · World
Schneier on Security
Cryptography and policy · World
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