こんにちは、CCアーキテクトの辻です。3CX Advanced Certificationを取得するために、3CXサイトの記事を機械翻訳し日本語にしてから勉強しました。その時のメモなどをNoteにまとめていきます（こちらはメモページなのでオリジナルページ内コンテンツの視聴も ...

Many enterprise networks require redundant HA (High Availability) infrastructure for key systems like network firewalls. This article demonstrates how you can use a combination of open-source packages ...

So far, in my previous articles on Nmap, we've looked at how the scanner can be used to map and audit a network, as well as track down noncompliant devices and services. But hackers can also use Nmap ...

I'd like to know if anyone has the time/patience to guide me through configuring my firewall properly. I've done lots of searching through old threads and it all seems so disjointed and not as general ...

Cyber threats evolve quickly, and firewalls are often the first line of defense. However, having one in place isn’t the same as having one that works the way you expect. If it’s misconfigured or ...