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Chronicle’s study reveals CAs that issued most certificates to sign malware samples on VirusTotal
Pierluigi Paganini May 24, 2019

Most of the digital certificates used to sign malware samples found on VirusTotal have been issued by the Certificate Authority (CA) Comodo CA. Most of the digital certificates used to sign malwar ...

Facebook says it took down 2.19 billion accounts in Q1 2019
Pierluigi Paganini May 24, 2019

Social network giant Facebook revealed it recently disabled billions of accounts operated by "bad actors" and that five percent of active accounts are fake. The news is disconcerting, but sincerel ...

PoC Exploits for CVE-2019-0708 wormable Windows flaw released online
Pierluigi Paganini May 23, 2019

Several security experts have developed PoC exploits for wormable Windows RDS flaw tracked as CVE-2019-0708 and dubbed BlueKeep. Experts have developed several proof-of-concept (PoC) exploits for ...

UK provided evidence to 16 NATO allies of Russia hacking campaigns
Pierluigi Paganini May 23, 2019

UK Government has provided to 16 NATO allies evidence of malicious Russia 's cyber activity in their countries over the last 18 months. According to the foreign minister Jeremy Hunt, the UK Gover ...

recent articles

Security
U.S. CISA adds SolarWinds Web Help Desk, Sangoma FreePBX, and GitLab flaws to its Known Exploited Vulnerabilities catalog

U.S. Cybersecurity and Infrastructure Security Agency (CISA) adds SolarWinds Web Help Desk, Sangoma FreePBX, and GitLab flaws to its Known Exploited Vulnerabilities catalog. The U.S. Cybersecurit ...

Pierluigi Paganini February 03, 2026
Hacking
Hackers abused React Native CLI flaw to deploy Rust malware before public disclosure

Hackers exploit a critical React Native CLI flaw (CVE-2025-11953) to run remote commands and drop stealthy Rust malware, weeks before public disclosure. Attackers are actively exploiting a critica ...

Pierluigi Paganini February 03, 2026
APT
APT28 exploits Microsoft Office flaw in Operation Neusploit

Russia-linked APT28 is behind Operation Neusploit, exploiting a newly disclosed Microsoft Office vulnerability in targeted attacks. Russia-linked group APT28 (aka UAC-0001, aka Fancy Bear, Pawn ...

Pierluigi Paganini February 03, 2026
APT
Notepad++ infrastructure hack likely tied to China-nexus APT Lotus Blossom

Rapid7 researchers say the Notepad++ hosting breach is likely linked to the China-nexus Lotus Blossom APT group. Recently, the Notepad++ maintainer revealed that nation-state hackers compromised t ...

Pierluigi Paganini February 03, 2026
Malware
MoltBot Skills exploited to distribute 400+ malware packages in days

Over 400 malicious OpenClaw packages were uploaded in days, using MoltBot skills to spread password-stealing malware. Researchers uncovered a large malware campaign abusing AI skills for Claude Co ...

Pierluigi Paganini February 02, 2026
Data Breach
Panera Bread breach affected 5.1 Million accounts, HIBP Confirms

Have I Been Pwned says Panera Bread ’s breach affected 5.1 million accounts, far fewer than the 14 million customers first reported. Have I Been Pwned followed claims by the ShinyHunters gang, w ...

Pierluigi Paganini February 02, 2026
Security
Hackers exploit unsecured MongoDB instances to wipe data and demand ransom

Over 1,400 exposed MongoDB servers have been hijacked and wiped by hackers, who left ransom notes after exploiting weak or missing access controls. Cybersecurity firm Flare reports that unsecured ...

Pierluigi Paganini February 02, 2026
Security
SECURITY AFFAIRS MALWARE NEWSLETTER ROUND 82

Security Affairs Malware newsletter includes a collection of the best articles and research on malware in the international landscape Malware Newsletter KONNI Adopts AI to Generate PowerShell B ...

Pierluigi Paganini February 02, 2026
Security
Nation-state hack exploited hosting infrastructure to hijack Notepad++ updates

Notepad++ maintainer says nation-state attackers hijacked the app’s update system by redirecting traffic at the hosting provider level. The Notepad++ maintainer revealed that nation-state hacker ...

Pierluigi Paganini February 02, 2026
Security
Security Affairs newsletter Round 561 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 Security ...

Pierluigi Paganini February 02, 2026
Laws and regulations
DOJ releases details alleged talented hacker working for Jeffrey Epstein

An FBI informant said in 2017 that Jeffrey Epstein had a “personal hacker,” according to a Justice Department document released Friday. An FBI informant said in 2017 that Jeffrey Epstein had a ...

Pierluigi Paganini January 31, 2026
APT
Cyberattacks Disrupt Communications at Wind, Solar, and Heat Facilities in Poland

CERT Polska said cyberattacks hit 30+ wind and solar farms, a manufacturer, and a major CHP plant supplying heat to nearly 500,000 people. On December 29, 2025, Poland faced coordinated cyberattac ...

Pierluigi Paganini January 31, 2026
Security
SmarterTools patches critical SmarterMail flaw allowing code execution

SmarterTools fixed two SmarterMail flaws, including a critical bug (CVE-2026-24423) that could allow arbitrary code execution. SmarterTools fixed two security bugs in its SmarterMail email softwar ...

Pierluigi Paganini January 30, 2026
Security
U.S. CISA adds a flaw in Ivanti EPMM to its Known Exploited Vulnerabilities catalog

The U.S. Cybersecurity and Infrastructure Security Agency (CISA) adds a flaw in Ivanti EPMM to its Known Exploited Vulnerabilities catalog. The U.S. Cybersecurity and Infrastructure Security Agenc ...

Pierluigi Paganini January 30, 2026
Cyber Crime
Empire Market co-founder faces 10 years to life after guilty plea

Empire Market co-founder Raheim Hamilton pleaded guilty to U.S. drug conspiracy charges in Chicago, facing a mandatory 10 years to life in prison. Raheim Hamilton (30) of Virginia, co-creator of t ...

Pierluigi Paganini January 30, 2026
Security
SolarWinds addressed four critical Web Help Desk flaws

SolarWinds patched six Web Help Desk vulnerabilities, including four critical flaws exploitable without authentication for RCE or auth bypass. SolarWinds released security updates to address six W ...

Pierluigi Paganini January 29, 2026
Security
Google targets IPIDEA in crackdown on global residential proxy networks

Google disrupted IPIDEA, a major residential proxy network that enrolled users’ devices via SDKs embedded in mobile and desktop apps. Google and partners disrupted the IPIDEA residential proxy n ...

Pierluigi Paganini January 29, 2026
Security
Nation-state and criminal actors leverage WinRAR flaw in attacks

Multiple threat actors exploited a now-patched critical WinRAR flaw to gain initial access and deliver various malicious payloads. Google Threat Intelligence Group (GTIG) revealed that multiple th ...

Pierluigi Paganini January 29, 2026
Security
OpenSSL issued security updates to fix 12 flaws, including Remote Code Execution

OpenSSL released security updates that address 12 flaws, including a high-severity remote code execution vulnerability. OpenSSL issued security updates fixing 12 vulnerabilities in the open-source ...

Pierluigi Paganini January 29, 2026
Security
U.S. CISA adds a flaw in multiple Fortinet products to its Known Exploited Vulnerabilities catalog

The U.S. Cybersecurity and Infrastructure Security Agency (CISA) adds a flaw in multiple Fortinet products to its Known Exploited Vulnerabilities catalog. The U.S. Cybersecurity and Infrastructure ...

Pierluigi Paganini January 28, 2026