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Knowledgebase

My practical guides.

I keep the steps concrete: what I need, what I do, how I check the result, and what I try when something fails.

10 guides

My reference shelf

Useful Websites

Microsoft Learn & Docs ↗

Official docs for M365, Azure, Entra, Intune and Graph API.

LazyAdmin GitHub ↗

Practical PowerShell and M365 automation scripts and guides.

BleepingComputer ↗

Security news, malware analysis, and vulnerability writeups.

MXToolbox ↗

DNS, MX, SPF, DMARC, blacklist and SMTP diagnostics.

SSL Labs Server Test ↗

Deep TLS/SSL server analysis and certificate grading.

Have I Been Pwned ↗

Check if an email or password appeared in a known data breach.

VirusTotal ↗

Scan files, URLs and IPs with 70+ antivirus and threat engines.

Shodan ↗

Search engine for internet-connected devices and exposed services.

Regex101 ↗

Build, test and debug regular expressions with live explanation.

JSON Crack ↗

Visualize, edit and explore JSON structures as interactive graphs.

OneTimeSecret ↗

Share passwords and secrets securely — link expires after first read.

JWT.io ↗

Decode, verify and generate JSON Web Tokens in the browser.

Down For Everyone Or Just Me ↗

Instantly check if a website is down globally or just for you.

WhatIsMyIP ↗

IP address, ASN, geolocation and network info lookup.

Browserling ↗

Free online cross-browser testing across multiple OS and versions.

What changed

Changelog

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