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[2026 January Tips & Tricks] Why It’s Time to Move Your VPN Encryption to AES-GCM
AES-GCM (Galois/Counter Mode) is currently the gold standard for encryption in modern VPNs (like IPsec and TLS). In this short blog we will walk through AES-GCM with you and most importantly help you adapt to the latest technology to stay safe. AES-GCM is an AEAD (Authenticated Encryption with Associated Data) algorithm.…
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[2026 February Tips & Tricks] New in uOS 1.37: Application-Aware Policy Routing for USG FLEX H
Introducing Application-Aware Policy Routing in USG FLEX H series In today’s fast-paced digital environment, not all network traffic is created equal. Your business-critical Microsoft Teams call shouldn't have to compete for bandwidth with a large Windows Update or someone streaming 4K video in the breakroom. Traditional…
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[2026 February Notification] USG FLEX H series Security Excellence – Tolly Report
Recently, Tolly Enterprises released an independent test report (Report #225150) comparing the Zyxel USG FLEX H Series with the Ubiquiti Dream Machine SE (UDM SE) in terms of malware protection effectiveness. Here’s a summary of the key insights for IT and cybersecurity professionals. 📝Objective of the Test The goal was to…
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[2026 February Spotlight]📡USG FLEX 700H Validated for Use with Starlink Satellite Internet
As satellite internet becomes an increasingly practical option for business connectivity, organizations are asking a critical question: Can enterprise security firewalls operate reliably over satellite networks like Starlink? With USG FLEX 700H, the answer is yes. Starlink-Ready: Designed for Modern Connectivity Scenarios…
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[2025 December Spotlight] SecuReporter AI: Proactive Device Health Anomaly Detection
🚀SecuReporter AI Keeps Evolving Over the years, SecuReporter has grown into an AI-powered analytics platform that processes massive volumes of log data to organize and highlight critical insights, helping IT teams visualize security events, understand threats, and accelerate troubleshooting across networks of any size.…
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[2026 January Spotlight] Integrate Secure Cloud Authentication with the USG FLEX H series
As organizations adopt cloud services and support remote and hybrid work models, identity has become a critical foundation of modern security. Traditional authentication methods based on locally managed accounts are increasingly difficult to scale and protect against today’s threats, including credential theft and…
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[2025 December Notification] ZLD5.41 Firmware Upgrade
Zyxel is committed to keeping your devices up to date for optimal performance and security. This release includes key maintenance updates and enhancements, such as: Feature Enhancements and Consolidated Bug fixes Feature Enhancements - Improved user experience in Security Best Practices flow. 💡Resolved issues* Bug ID…
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Boost Security with Zyxel x Avast 🎁 Extra 15% Off SMB Plans
To help our valued users strengthen protection against cyber threats, Zyxel has partnered with Avast, a globally recognized leader in SMB endpoint protection. This partnership integrates Avast Business Security with Zyxel Networks’ USG FLEX H series firewalls, providing unified visibility and protection across networks and…
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[2025 August Notification] USG LITE 60AX Now Supports Traffic Log Archiving to SecuReporter
The USG LITE 60AX now supports traffic log archiving to SecuReporter, allowing SMB IT teams and MSPs to store and analyze network traffic logs in the cloud for up to one year — without additional appliances or third-party log servers. This capability helps meet compliance requirements such as France’s CPCE and the EU GDPR,…
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[2025 October Tips & Tricks] Always-On VPN with High Availability
💡 What is the Secondary VPN Peer Gateway feature? The Secondary VPN Peer Gateway enhances Zyxel VPN’s always-on connectivity by adding a backup gateway to your VPN configuration. If the primary VPN peer gateway becomes unavailable, traffic will automatically fail over to the secondary gateway. Once the primary gateway is…
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[2025 November Notification] uOS1.36 Update: What's New for USG FLEX H Series
The latest USG FLEX H firewall series is powered by the new uOS, which is designed to minimize system response time and improve overall system efficiency, including the following features: Secure, Cloud-Managed Remote Access Made Simple Zyxel Nebula's Remote Access VPN delivers secure, encrypted connectivity for remote…
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[2025 October Spotlight] AI-powered Smart Weekly Report Summaries
At Zyxel Networks, we’ve always believed that security becomes stronger when paired with intelligence. That’s why we’ve steadily brought AI into our ecosystem—starting with SecuPilot, the built-in assistant in SecuReporter that helps teams ask questions in plain language, analyze traffic, and generate clear explanations…
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[2025 September Notification] Zyxel SecuReporter 2.5.25 Software Update
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[Tips & Tricks] ⚙Set up your USG FLEX H before it’s online
Starting from firmware uOS1.35, Zyxel’s USG FLEX H series supports remote pre-configuration directly from Nebula—even before the device is powered on. To use this feature, make sure your device is running the required firmware: Newly purchased units must complete the initial setup wizard to keep the firmware up to date.…
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[2025 September Tips & Tricks] Revamped Captive Portal for USG FLEX H: Better Security, Less Risk
📌 Overview With the release of our next-generation firewall series, Zyxel introduces a key security-driven change in the behavior of the captive portal (web authentication) feature. This update reflects modern security best practices and is designed to reduce potential attack surfaces in your network infrastructure. 🛡️…
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[2025 August Spotlight] No More Defaults. No More Delays. Just Secure by Design.🔐
Zyxel Networks is taking the lead in the SMB networking space by putting security at the core of product design, in line with the U.S. CISA’s Secure by Design initiative. As an early global adopter— and the first in Taiwan—Zyxel is showing how firewalls should be secure by default, not as an afterthought. Here’s how…
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[2025 July Notification] SecuExtender Perpetual Version Vulnerability
Dear Valued Users, We would like to inform you that the SecuExtender VPN client with the perpetual version IPSec_3.8.204.61.32 will soon be removed from our official website due to a reported security vulnerability related to legacy Windows 7 environments. Under certain conditions, this vulnerability may allow unauthorized…
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[2025 July Spotlight] 🔐Stronger Together: Zyxel x Avast SMB Security Integration
🤝Build Expert Partnerships Zyxel is partnering with global cybersecurity leader Avast 🔐. Avast technology is backed by one of the largest cyber threat intelligence networks, with over 500 million customers worldwide. By combining Zyxel’s network expertise with Avast’s endpoint protection🛡️, this collaboration sets the…
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[2025 Jun. Tips & Tricks] Stop Misconfigs Before They Happen
🛡️ Security Best Practice Firewall misconfigurations often cause security gaps. Security Best Practice is a smart assistant built into your firewall that guides you through critical security settings from the start, preventing common mistakes. 💡 What is Security Best Practice? It proactively reminds or enforces key…
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[2025 June Spotlight] “No IT? No Problem.” – How 20 Stores Got Secured with Nebula
🚩A familiar challenge for growing businesses If your company is expanding into multiple branches—but your IT team isn’t—then you’re likely facing the same growing pains many small and medium-sized businesses (SMBs) do. Whether you're running retail stores, service hubs, or regional offices, managing security and…