Top 5 Critical CVEs of August 2026: What Network Engineers Must Patch This Week
CISA KEV added 9 exploited vulnerabilities in August 2026. The 5 critical CVEs to patch first, with CVSS scores, EPSS data, and exact fix...
Single Mode vs Multimode Fiber: Full Comparison
A team once ran 2km of multimode fibre between two buildings. The link never came up clean. They blamed the switches, the transceivers, even the weather. The real problem? Wrong fibre. Multimode dies long before 2km, and no amount of swapping optics fixes a physics limit. That single mistake cost them a weekend and...
Splunk Certification Cost in 2026: Exam Fees, Retakes and the Real Total
Splunk certification cost is $130 USD per exam attempt in 2026. See fees by level, retake rules, official training prices, and how to cut the total...
Wazuh Agent: How to Install and Enroll It (2026 Guide)
Your agent package installed clean. No errors. You open the dashboard, expecting to see the new endpoint light up green. Instead? “Never connected.” Grey dot. Nothing. Sound familiar? You’re not alone. Nine times out of ten, the install worked fine. The problem is enrollment, the step most guides gloss over in one line. That’s...
Fortinet NSE Certification Overhaul July 2026: What Changes for NSE4/FCP
Here’s the short version: on 2026-07-15, Fortinet retires the FCF, FCA, FCP, FCSS, and FCX certification names and brings back the classic NSE levels, now expanded from 5 tiers to 8. If you hold an active FCP, you don’t lose anything. Fortinet maps it to the matching NSE certification automatically, with the same expiry...
Cisco Firepower Threat Defence (FTD): The Complete Guide
At 11:47 p.m., the on-call engineer at a Vancouver-based financial services firm got paged. An endpoint detection alert had fired. Someone was running scanning tools inside the network, not outside trying to break in, but already inside, moving laterally through servers they had no business touching. The attacker had been there for nearly three...
The Systems Engineering Occupation: What It Pays, Who Hires, and Why It’s Worth It
$127K. That’s the average base salary for a systems engineer in the US in 2026. Senior roles? They’re clearing $145K to $198K, sometimes more when you factor in bonuses and clearance allowances. In Canada, the average sits around $107K, with Toronto-based roles frequently landing between $120K and $140K. If you’re in IT and you...
What Is the Security+ Passing Score? 750 Out of 900, Explained
The Security+ passing score is 750 out of 900. That isn't 83% correct. Here's how scaled scoring really works, and what to hit on practice tests...
FortiOS 7.6 Administrator Exam: Format, Objectives, and How to Pass
50-55 questions. 90 minutes. $200 USD. That’s the FortiOS 7.6 Administrator exam in a nutshell. If you’ve been searching for a clean breakdown of what’s actually tested, how the format works, and what changed from earlier versions, you’re in the right place. The full exam code is NSE4_FGT_AD-7.6. Passing it earns you the NSE...
Cat6 vs Cat6e vs Cat7: Complete Cable Comparison Guide
Cat6e isn’t a real standard. Most Cat7 cable you’ll find online isn’t compliant Cat7 either. That’s not a hot take. It’s what the test data shows when a Fluke field certifier gets plugged in. And it’s why so many network students, homeowners, and small business owners end up confused when they try to research...
