What's New for ZLD5.30
Zyxel is committed to continuously updating your devices for important maintenance information. This latest release also enhances all-round functions of security appliances including:
ATP Firewall newly supports DoH and DoT Blocking and Monitoring
Once ATP firewall detects DNS over HTTPS (DoH) or the DNS over TLS (DoT) queries from the clients to known DoH servers, ATP will block these DNS queries to prevent users from bypassing internet restriction policies. These benefits include:
-Preventing users from bypassing company’s web filter.
-Retain visibility and security over all DNS traffic on your network.
-Efficiently route DNS queries and keep overall network healthy.
Feature Enhancements and Consolidated Bug fixes
Multiple enhancements and bug fixes include:
-Extended maximum blocking periods of rate based IPS signatures
-Remote Access VPN Wizard for SecuExtender IPsec VPN support Multiple DH Groups (DH2, DH14, DH21)
-Prevent misconfiguration when enable mode configure in L2TP VPN rules
-Device HA bug fix
Zyxel security advisory for multiple vulnerabilities of firewalls, AP controllers, and Aps
Solutions: Please upgrade your devices to ZLD5.30 or above.
Release Date: April 29th, 2022
Last Updated: May 24th, 2022
Supported Models: ZyWALL ATP Series/ZyWALL USG FLEX Series/ZyWALL VPN series/USG20(W)-VPN
If you need additional help from Zyxel, you’re welcome to join the discussion on our community.
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