Networking on TechRepublic

Learn different ways to conduct a VoIP speed test at no cost, plus our best tips for making the most of your results. The post Free VoIP Speed Testing: How to Evaluate Call Quality on Your Network appeared first on TechRepublic.

Learn how to install, configure, and connect to Samba for Linux & Windows. Share files securely in just minutes with this easy guide. The post How to Use Samba File Sharing: Easy Setup for Linux and Windows appeared first on TechRepublic.

Prepare for a successful IT career with lifetime access to expert-led courses covering CompTIA A+, Network+, Security+, and Cloud+ certification prep. The post Master IT Fundamentals with This CompTIA Certification Prep Bundle appeared first on TechRepublic.

Use this policy to establish a set of best practices for the issuance, management, renewal/replacement, and revocation and/or retirement of certificates. Customizable Document — Use it as-is or make minor edits. Enhance Your Security — This six-page document will help keep client and server data protected. Expertise Guaranteed — Created by Scott Matteson through 12 … The post TLS Certificate Best Practices Policy appeared first on TechRepublic.

SonicWall identified under 40 security incidents and determined the access control problem was related to a vulnerability published last year. The post SonicWall VPN Cyberattack Linked to Known Access Control Vulnerability appeared first on TechRepublic.

At Black Hat USA 2025, Dirk-jan Mollema showed how low-privilege cloud accounts can be turned into hybrid admins, bypassing API controls undetected. The post Hacker Reveals New Authentication Bypass in Active Directory and Entra ID Environments appeared first on TechRepublic.

NVIDIA’s other top announcements at SIGGRAPH include new RTX Pro Servers, additions to the Nemotron AI resource family, and new world simulation SDKs and libraries. The post ‘The Pace is Incredible’: NVIDIA Devotes More Resources to Robotics and Physical AI appeared first on TechRepublic.

Secure business networks with a customizable DNS and DHCP policy, ensuring resilient name resolution and IP provisioning. Guarantee Uptime – High‑availability DNS servers and DHCP failover protect critical services from outages. Enforce Security – Access controls, zone transfers, logging, and nightly backups harden infrastructure against exploits. Streamline Compliance – Active Directory‑integrated zones and standardized TTLs … The post DNS and DHCP Usage Policy appeared first on TechRepublic.

This quick-glance chart will help individuals and organizations find the right virtual private network provider for their needs. Easy to Use — Download the asset and start using it immediately. Improve Your Processes — This two-page spreadsheet is blank and needs to be filled in by the user. The idea is to round up the … The post Comparison Chart: VPN Service Providers (Free Download) appeared first on TechRepublic.

This glossary will help you understand the terms and concepts around software-defined-networking. Constantly Updated — The download contains the latest and most accurate details. Boost Your Knowledge — This seven-page PDF explains northbound interface, SDN overlay model, and more. Expert Guidance — Written by Mark W. Kaelin through 14 hours of research, writing, editing, and … The post Quick Glossary: Software-Defined Networking appeared first on TechRepublic.