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Chinese national charged for hacking thousands of Sophos firewalls

Security Affairs

has charged a Chinese national for hacking thousands of Sophos firewall devices worldwide in 2020. has charged the Chinese national Guan Tianfeng (aka gbigmao and gxiaomao) for hacking thousands of Sophos firewall devices worldwide in 2020. It was designed to download payloads intended to exfiltrate XG Firewall-resident data.

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Nation-state actors exploited two zero-days in ASA and FTD firewalls to breach government networks

Security Affairs

Nation-state actor UAT4356 has been exploiting two zero-days in ASA and FTD firewalls since November 2023 to breach government networks. Cisco Talos researchers tracked this cyber-espionage campaign as ArcaneDoor.

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Attackers unleash LockBit ransomware on US government computers

Tech Republic Security

According to Sophos, the route of attack stemmed from vulnerabilities in the system’s open firewall ports. The post Attackers unleash LockBit ransomware on US government computers appeared first on TechRepublic.

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Experts Explain How to Bypass Recent Improvement of China’s Great Firewall

Security Affairs

Experts from Great Firewall Report analyzed recent upgrades to China’s Great Firewall and revealed that it can be circumvented. Members of the Great Firewall Report group have analyzed the recent improvement implemented for China’s Great Firewall censorship system and revealed that it is possible to bypass it.

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Sophos details five years of China-linked threat actors’ activity targeting network devices worldwide

Security Affairs

Sophos used custom implants to monitor China-linked thret actors targeting firewall zero-days in a years-long battle. Sophos, with the help of other cybersecurity firms, government, and law enforcement agencies investigated the cyber attacks and attributed them multiple China-linked APT groups, such as Volt Typhoon , APT31 and APT41 / Winnti.

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Great Firewall Ready to Unleash ‘Gigantic’ DDoS—so are Other Middleboxes

Security Boulevard

The post Great Firewall Ready to Unleash ‘Gigantic’ DDoS—so are Other Middleboxes appeared first on Security Boulevard. Researchers have disclosed a nasty new way for bad people to mess up the internet for the rest of us.

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Quantum Threats and How to Protect Your Data

SecureWorld News

A primary concern with quantum computing is its ability to break encryption standards essential to online communication, financial transactions, and secure government data. Current efforts to address quantum threats Recognizing these risks, organizations and governments are developing quantum-resistant cryptographic methods.