Network Security
Network Security | News, how-tos, features, reviews, and videos
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RSA: Cisco launches SASE, offers roadmap for other cloud-based services
New Cisco services aim to simplify security operations with new as-a-service offerings.
Who is selling Zero Trust Network Access (ZTNA) and what do you get?
Vendors are offering cloud-based services that support the ZTNA framework for VPN replacement and access control policy enforcement
6G cellular doesn’t exist, but it can be hacked
Academic researchers have found a way to eavesdrop on 6G wireless transmissions using common, inexpensive, off-the-shelf components.
U.S. government proposals spell out 5G security advancements
A joint proposal from federal cybersecurity and defense agencies defines a process for ensuring the security of 5G networks.
HYAS brings security threat detection, response to production networks
HYAS Confront uses domain expertise and proprietary machine learning to monitor and detect anomalies in production network environments and improve visibility as applications move to the cloud.
SASE or SSE? Don’t let hype distract from enterprise needs
Not every vendor can deliver full SASE, and that's OK. Not every enterprise wants, needs or can implement it.
What is Nmap and why do you need it on your network?
While there are many monitoring tools available to network administrators for port scanning and network mapping, Nmap is the de facto standard. Here's why.
CISA issues emergency warning over two new VMware vulnerabilities
The U.S. Cybersecurity and Infrastructure Agency issues emergency security directive over VMware vulnerabilities CVE-2022-22972 and CVE-2022-22973, which threat actors are likely to exploit.
6 top network security threats and how to beat them
Here's a list of the most insidious external security threats and internal vulnerabilities, and how to successfully protect the network against both
Intel details IPU roadmap to free up CPUs
Intel unveiled plans for its next-gen infrastructure processing units (IPU) at its inaugural Intel Vision event.
Cisco warns of critical vulnerability in virtualized network software
Multiple vulnerabilities have been discovered in Cisco's Enterprise NFV Infrastructure Software (NFVIS), the worst of which could let an attacker escape from the guest virtual machine (VM) to the host machine.
Cisco urges software update to thwart counterfeit switches
Semiconductor material shortages and other supply chain disruptions are contributing to a spike in counterfeit IT gear, Cisco warns.
TLS implementation flaws open Aruba and Avaya network switches to RCE attacks
The network switch vulnerabilities are considered critical and could allow attackers to break network segmentation, exfiltrate data, and escape captive portals.
Basing network security on IP addressing: Would it be worth it?
Rather than layering security onto networks, the networks and carefully managed authorization policies can hinder attacks, but at an administrative cost.
US security agencies warn of threats to industrial, utility control networks
Possible vulnerable devices include Schneider Electric and OMRON controllers and servers that comply with the OPC Unified Architecture.
5 VMware products need patching against serious security vulnerabilities
VMware urges patching Workspace ONE Access and VMware products that include components of VMware Identity Manager.
10 essential Linux tools for network and security pros
These open source security frameworks help enterprises stay one step ahead of attackers by facilitating penetration testing and vulnerability assessments on wired and wireless enterprise networks.
