Network Security Archives

Tag: Network Security

Is the IT Organizational Matrix an IT Security Problem?

Do you embrace the matrix? The fact is, once networks get to a certain size, IT organizations begin to specialize and small kingdoms emerge.

Use VPN Properly to Support Work-from-Home Employees

With most employees working from home amid COVID-19 (coronavirus) outbreak, VPN servers have now become paramount to a company's backbone, and their security and availability must be the focus going forward for IT teams. It is now more important than ever that companies and IT staff set up systems to capture metrics about the performance and availability of VPN services.

IT Security: How Much Should You Spend?

Just how much should you be spending on IT Security? It’s a vexing question to answer for many reasons as each situation has their unique circumstances and factors. But here are some insights garnered over the last decade in cybersecurity.

Accelerate Your Time-to-Value with Security Monitoring

A hot trend in the Managed Service Provider (MSP) space is emerging, transforming from an MSP to a Managed Security Service Provider (MSSP). Typically, MSPs act as an IT administrator, however, the rapid rise of cloud-based Software-as-a-Service (SaaS) is reducing margins for MSPs.

Ransomware-as-a-Service is Skyrocketing

No matter what business you are in, it’s likely you view ransomware as one of the top cyber threats today. Adversaries are adapting and morphing their harmful techniques to better evade detection and infect a wider set of targets. As a result, ransomware has skyrocketed in the past two years, according to Cofense.

Renew Focus on Web Application Security

Today’s always-on digital businesses and service providers rely on web applications and APIs to fuel growth, run eCommerce sites and customer portals, and engage 24/7 with customers. Cyber criminals are also targeting these public-facing assets for monetary gain or to make a political statement. In fact, 43% of data breaches have been tied to web application vulnerabilities, highlighting the importance of understanding and protecting these business-critical assets. Managed Service Providers (MSPs) must also make protecting web applications a key priority.

Host-based Versus Network-based Security

The argument is an old one; are you better off with a network-based detector, assuming all hosts will eventually communicate, or should you look at each host to determine what they are up to?

A Guide to Cybercrimes and How They are Disrupting Our Lives

What is Cybercrime? Cybercrime is a term that refers to all criminal activity perpetrated using computers and the internet. It includes crimes like hacking, phishing, identity theft, and more. The term cybercrime was first coined in the late 1980s by William Gibson in his novel “Neuromancer”. He used it to refer to crimes […]

F5 BIG-IP Vulnerabilities

Twelve days ago, F5 announced several security vulnerabilities that went primarily overshadowed by the Exchange/Hafnium situation. It's important to understand that some of these are critical, remote command execution-level vulnerabilities that require nothing more than an attacker to connect to an F5 BIG-IP device. For those devices, being positioned "in front of" web server clusters […]

Detecting Zerologon - more than event 5829

Zerologon basics

Phishing on the Rise During the Pandemic – Here' How to Fight It

Cybersecurity threats based on major disasters or world events are nothing new. During the coronavirus pandemic, one threat in particular has increased much more quickly than others: phishing for sensitive information in disguised emails. During March 2020 alone, phishing attacks were up 667 percent! Protecting your system from the malicious intrusion of phishing emails is […]

Leveraging the Power of Exabeam

Organizations of all sizes are dealing with more data than ever before, and as Castra learns about increasingly complex attack vectors, it is worth noting that traditional SIEM may no longer fit the purpose of the modern security program.

Ensuring the Cybersecurity of a Remote Workforce

As the COVID-19 pandemic continues to grip the globe, many companies are finding it necessary to transition from on-site to remote work – and experts warn this could be the new normal for the foreseeable future. Is your company ready to make the switch securely? Lumifi has some tips on making the transition with cybersecurity […]

FBI Warns ICS Cybersecurity Under Attack by Kwampirs

The ICS sector is under attack. According to the Federal Bureau of Investigation (FBI), a new security threat is on the horizon for those in the Industrial Control System (ICS) sector. While the Kwampirs remote access Trojan (or RAT) is not new, it is now targeting ICS companies and especially the energy sector. The FBI […]

Improving Visibility and Preventing a Miss - Part 1: Mandatory PowerShell Logging

One of the greatest risks for a SIEM or SOAR platform is missing that one event that helps with accurate detection. In general, misses can occur for several reasons, although in our experience, misses mostly stem from incorrect/empty PowerShell logs or merely a lack of logging required for advanced detection.

The Four Pillars of Network Security

Every organization works hard to attain a healthy security posture. But what does that mean? It involves a properly resourced team of network security experts working to leverage the latest information security tools. The job of the security team is to prevent attacks before they happen, protect the organization in the case of an attack, […]

Block Threats with Lumifi & Netshield

Lumifi can now combine the power of Netshield's active blocking with AlienVault's USM and immediately block rogue devices AND monitor egress network traffic to effectively block malicious behaviors like malware and phishing. Through the power of Netshield's Network Access Control (NAC), Lumifi can offer unrivaled protection for the inside of your network. Firewalls are a […]

Four Pillars of Information Security

Every organization is working hard to possess a "strong security posture." But what does that mean? A strong security posture, means you possess a healthy quantity and quality of Information Security Experts (Human Beings) and Information Security Tools (Technology/Products). Information Security Experts are leveraging Information Security Tools to prevent attacks before they happen, protect the […]

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