Network+ Archives - Jean-Christoph von Oertzen https://jeanchristophvonoertzen.com/tag/network Exploring the intersection of cybersecurity, psychology, and resilience. Fri, 29 Mar 2024 13:12:07 +0000 en-US hourly 1 https://wordpress.org/?v=6.9.4 https://jeanchristophvonoertzen.com/wp-content/uploads/2020/10/favicon-4.png Network+ Archives - Jean-Christoph von Oertzen https://jeanchristophvonoertzen.com/tag/network 32 32 Webinar takeaway: Network Protocol Abuse – How Attackers Profit by Playing by the Rules https://jeanchristophvonoertzen.com/webinar-takeaway-network-protocol-abuse-how-attackers-profit-by-playing-by-the-rules https://jeanchristophvonoertzen.com/webinar-takeaway-network-protocol-abuse-how-attackers-profit-by-playing-by-the-rules#respond Wed, 28 Jul 2021 18:07:49 +0000 https://jeanchristophvonoertzen.com/?p=538 My key takeaways Analogie: north = ingress traffic south = outgress traffic east-west = lateral movement HTTP is born in 1996 HTTP status code 418: "I’m a teapot" The HTTP 418 I’m a teapot client error response code indicates that the server refuses to brew coffee because it is, permanently, a teapot. A combined coffee/tea […]

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]]> https://jeanchristophvonoertzen.com/webinar-takeaway-network-protocol-abuse-how-attackers-profit-by-playing-by-the-rules/feed 0 5 tips I wish I had before passing my CompTIA Network+ exam https://jeanchristophvonoertzen.com/5-tips-i-wish-i-had-before-passing-my-comptia-network-exam Thu, 23 Jul 2020 22:37:39 +0000 https://jeanchristophvonoertzen.com/?p=171 The CompTIA certificate is considered a more basic certificate. But even as I have 20+ years of practical know how in the IT business, this was no easy one for me. I would consider it a lot harder then the CompTIA Security+ exam that I have passed before, especially as in Network+ it is not […]

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