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Tag: firewalls


Cybersecurity

Foreign adversaries likely to exploit critical networking bug, US says

June 30, 2020

Via: ArsTechnica

Foreign hackers backed by a well-resourced government are likely to exploit a critical vulnerability in a host and VPN and firewall products sold by Palo Alto Networks, officials in the US federal government warned on Tuesday. In worst-case scenarios, the […]


Cybersecurity

New attack reportedly lets 1 modest laptop knock big servers offline

November 14, 2016

Via: ArsTechnica

Researchers said they have discovered a simple way lone attackers with limited resources can knock large servers offline when they’re protected by certain firewalls made by Cisco Systems and other manufacturers. The denial-of-service technique requires volumes of as little as […]


Cybersecurity

NSA-linked Cisco exploit poses bigger threat than previously thought

August 24, 2016

Via: ArsTechnica

Recently released code that exploits Cisco System firewalls and has been linked to the National Security Agency can work against a much larger number of models than many security experts previously thought. An exploit dubbed ExtraBacon contains code that prevents […]