Johnny Heintz
@Jorune00
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🇺🇸🌐 #NetworkEngineer CCS-EN, CCNA, #cybersecurity, #telephony, #technology, #python #DevOps #linux Other hobbies: #weatherenthusiast, #photography, and #cats
Chicago Metropolitan Area
Joined May 2019
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DevOps and network automation are advancing at a rapid pace. Over the holiday weekend, I built an on-premises test lab with n8n, a flexible Al-driven workflow automation platform, to explore new ways of streamlining processes and integrating systems. #networkengineer #automation
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Why did the network engineer bring a flashlight and a packet sniffer to work? Because anything past Layer 4 is just witchcraft and user complaints. "We can see the bits hit the wire... after that? It’s in God’s hands." 😅 #networkengineer #ccna #ccnp #happyfriday
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|￣￣￣￣￣￣￣￣￣￣￣￣￣| | We Love Cybersecurity | |＿＿＿＿＿＿＿＿＿＿＿＿＿| \ (•◡•) / \ / —— | | |_ |_
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Sweet! About time Wireshark offered a certification program! #NetworkEngineer #Wireshark #CCNA #CCNP #CCIE #ContinuingEducation
https://t.co/4UudfHpO2R
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Cisco Modeling Labs is a great way to learn how Routing and Switching work with real IOS systems, including CSR routers. Personal edition is $199 - so with a 25% discount you save $50 #NetworkEngineer #CiscoModelingLabs #Cisco #ContinuingEducation #Learning #Networking
This week only, save 25% on a Cisco Modeling Labs (Personal / Personal Plus) subscription. ***On-site Cisco Live attendees, get your badge scanned in Learn with Cisco to save 50%.*** Shop now: https://t.co/hgVg4qGRsQ
#Cisco #CML #NetEng
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Today marks the beginning of a new era. Discover how we’re shaping the next generation of networking careers, from our rebranded identity to exciting changes coming to our #CiscoCert portfolio. Learn more in today’s announcement from VP @par_merat. 👇
blogs.cisco.com
A new era. A new name.
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Cisco revamping their certification program similar to what they did back in 2019. New changes go into place February 3, 2026 https://t.co/upx4GTeo9t
#Cisco #ccna #ccnp #ContinuingEducation #LearnWithCisco
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Cisco announced various changes to its certification programs and exams on May 27, 2025 – but with a plan to implement those changes on February 3, 2026. Big changes for sure, just not as big as the changes announced back in June 2019. This video summarizes the major points in
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Earn up to 27 CE credits watching Cisco U. Spotlight sessions on demand—on your time. ... And you thought you were free this weekend. 🙃 Register now, watch for free, and get your credits within 2-3 weeks: https://t.co/2tliNLAc8h
#CCNA
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Microsoft’s official messaging is “cloud-first,” but not “cloud-only.” So: they encourage you to prefer Microsoft Entra ID + Intune/MDM for new scenarios, but they haven’t deprecated (or announced end-of-life for) Group Policy or domain controllers. #Microsoft #DomainController
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Patch Tuesday is quickly followed by Exploit Wednesday CVE-2025-30397 - One click exploit. 😬 #Cybersecurity #Microsoft #InfoSec #Edge
https://t.co/7LelQ7fwsJ
bleepingcomputer.com
Today is Microsoft's May 2025 Patch Tuesday, which includes security updates for 72 flaws, including five actively exploited and two publicly disclosed zero-day vulnerabilities.
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HSRP vs VRRP: picking the right first-hop redundancy protocol High availability at the default-gateway layer can make or break a network – but which protocol fits your design? Here’s a quick field-tested rundown you can drop next to the command-syntax image 👇 1️⃣ Heritage &
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Finally some accountability! 👍 #CyberSecurity #Exchange #Microsoft #NetworkEngineer #CyberCrime
https://t.co/MWkm303tM8
bleepingcomputer.com
A 36-year-old Yemeni national, who is believed to be the developer and primary operator of 'Black Kingdom' ransomware, has been indicted by the United States for conducting 1,500 attacks on Microsoft...
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The latest release brings you the Linux 6.14 kernel, cutting-edge toolchains, and improved networking. With GNOME 48, an enhanced installer, and additional ARM64 support, Ubuntu 25.04 brings the latest and greatest to your hardware. #linux #linuxengineer #networkengineer #Ubuntu
canonical.com
The latest interim release of Ubuntu introduces “devpacks” for popular frameworks like Spring, along with performance enhancements across a broad range of hardware. April 17, 2025 Today Canonical...
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