Remove Document Remove Firewall Remove VPN
article thumbnail

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.

article thumbnail

U.S. CISA adds Cisco ASA and FTD, and RoundCube Webmail bugs to its Known Exploited Vulnerabilities catalog

Security Affairs

is a Denial of Service (DoS) issue that impacts the Remote Access VPN (RAVPN) service of ASA and FTD. An attacker could exploit this vulnerability by sending a large number of VPN authentication requests to an affected device. Services that are not related to VPN are not affected.” reads the advisory. continues the advisory.

VPN 113
Insiders

Sign Up for our Newsletter

This site is protected by reCAPTCHA and the Google Privacy Policy and Terms of Service apply.

article thumbnail

Cisco warns of password-spraying attacks targeting Secure Firewall devices

Security Affairs

Cisco warns customers of password-spraying attacks that have been targeting Remote Access VPN (RAVPN) services of Cisco Secure Firewall devices. Cisco is warning customers of password-spraying attacks that have been targeting Remote Access VPN (RAVPN) services configured on Cisco Secure Firewall devices.

Firewall 131
article thumbnail

NSA, CISA release guidance on hardening remote access via VPN solutions

Security Affairs

CISA and the NSA agencies have published guidance for securely using virtual private network (VPN) solutions. Cybersecurity and Infrastructure Security Agency (CISA) and the National Security Agency (NSA) have released guidance for increasing the security of virtual private network (VPN) solutions.

VPN 144
article thumbnail

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. Improved operational security, including disrupting firewall telemetry to hinder detection and minimize their digital footprint.

Firmware 121
article thumbnail

8 security tips for small businesses

Malwarebytes

Very important files and documents can be encrypted or stored in password protected folders to keep them safe from prying eyes. Use a firewall and VPN A firewall protects an entry point to a network while a VPN creates an encrypted tunnel between two networks.

article thumbnail

What Is a Host-Based Firewall? Definition & When to Use

eSecurity Planet

A host-based firewall is installed directly on individual networked devices to filter network traffic on a single device by inspecting both incoming and outgoing data. How Host-Based Firewalls Work Organizations often adopt host-based firewalls for device-specific security control.

Firewall 110