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Cisco warns of password-spraying attacks targeting VPN services

Bleeping Computer

Cisco has shared a set of recommendations for customers to mitigate password-spraying attacks that have been targeting Remote Access VPN (RAVPN) services configured on Cisco Secure Firewall devices. [.]

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Backdoor in Zyxel Firewalls and Gateways

Schneier on Security

This is bad : More than 100,000 Zyxel firewalls, VPN gateways, and access point controllers contain a hardcoded admin-level backdoor account that can grant attackers root access to devices via either the SSH interface or the web administration panel. […]. aN_fXp” password.

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Expert found a secret backdoor in Zyxel firewall and VPN

Security Affairs

of Zyxel USG devices contains an undocumented account (zyfwp) with an unchangeable password. The password for this account can be found in cleartext in the firmware.” Impacted devices include Unified Security Gateway (USG), ATP, USG FLEX and VPN firewalls products. 2020 VPN series running firmware ZLD V4.60

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Cisco Raises Concerns Over Surge in Brute-Force Attacks Targeting VPN and Web Services

Centraleyes

Cisco has sounded the alarm on a widespread increase in brute-force attacks targeting various devices, including Virtual Private Network (VPN) services, web application authentication interfaces, and SSH services, since March 18, 2024. The attacks appear to originate from TOR exit nodes and other anonymizing tunnels and proxies.

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How To Set Up a Firewall in 8 Easy Steps + Best Practices

eSecurity Planet

Setting up a firewall is the first step in securing your network. A successful firewall setup and deployment requires careful design, implementation, and maintenance to effectively improve your network integrity and data security. Verify that the chosen firewall can meet your security standards and functions.

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Remote Workforce? Consider These Five Reasons to Offer a VPN To Remote Employees

Adam Levin

Here are five ways VPNs can keep remote employees secure. Better Network and Firewall Protection: By routing an employee’s internet traffic through your company network, you can provide the same firewalls and network-level protection that they’d have working at an office with robust cybersecurity defenses.

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Sophos blocked attacks exploiting XG Firewall zero-day to deploy Ransomware

Security Affairs

Hackers attempted to exploit a zero-day flaw in the Sophos XG firewall to distribute ransomware to Windows machines, but the attack was blocked. It was designed to download payloads intended to exfiltrate XG Firewall-resident data. Passwords associated with external authentication systems such as AD or LDAP are unaffected.

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