https://sudonull.com/phishing-on-developers-certificates-and-risks
Learn how hackers deceive developers through Slack and fake certificates. Analysis of attacks, protection and consequences for Open Source. Read security tips right now.
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In this project
https://sudonull.com/automation-of-tls-certificates-in-angie-with-acme-module-guide
Learn how to set up automatic obtaining and renewal of TLS certificates in the Angie web server with the ACME module. Detailed instructions for developers.
https://sudonull.com/x-509-certificates-asn-1-and-generation
Breakdown of X.509 structure, DV/OV/EV types, trust chains. openssl, keytool, certbot commands for middle/senior dev. Create your own PKI — instructions inside.
https://sudonull.com/firefox-optimization-on-windows-xp-512-mb
Set up browsers, certificates and dual-boot for old PCs on XP. Instructions for MyPal, K-Meleon, Linux+Wine. Speed up the system without upgrade — read the guide for developers.
https://sudonull.com/windows-kernel-policy-only-whcp-drivers-from-2026
Microsoft tightens driver trust in Windows 11 and Server 2025 kernel. Rejection of outdated certificates, audit mode, AppLocker. Details of changes for developers and admins — read and prepare.
From other projects
https://ymaho.com/certificate-of-no-criminal-record-via-mfc-instructions
Step-by-step instructions: how to obtain a certificate of no criminal record via MFC. Deadlines, documents, nuances for visas. Book online and save time.
https://ymaho.com/tokenized-spacex-ipo-from-bybit-and-kraken-access-to-shares-without
Bybit and Kraken launched tokenized certificates for SpaceX ahead of its Nasdaq listing. Invest from $135 without a brokerage account, but learn about the risks of tracker certificates. Detailed analysis.
https://ymaho.com/pre-ipo-crypto-tokens-how-early-share-access-works
Learn how crypto exchanges let everyday investors buy pre-IPO share certificates. Understand implied valuations, 100% unlocks, and pre-market trading risks.
https://ymaho.com/china-delays-airbus-certification-causes-and-consequences
China blocks Airbus deliveries due to C919 certification in the EU. Losses — 5 billion euros, 20 aircraft frozen. Analysis of causes and market forecast. Read more.
From the web
Free printable certificate templates you can customize | Canva
https://www.canva.com/certificates/templates/
Create an artistic certificate in minutes with Canva’s free certificate templates. Our designs are easy to customize and print, so you can reward every achievement, big or small.
Free Certificate Templates, Editable and Printable
https://www.template.net/certificates
A certificate is an official document that recognizes a person's achievement, completion, or qualification in a specific area. Certificates are often used in education, training, or professional recognition to provide formal validation and authenticity.
Certificate Templates (Customizable + Free To Download)
https://www.kapwing.com/templates/certificates
Create professional certificates with free, customizable templates. Perfect for recognition, courses, or awards. Easy to edit, download, print, and share. Certificates are a simple but powerful way to recognize achievement, participation, or completion.
Free Certificate Templates | Adobe Express
https://www.adobe.com/express/templates/certificate
Choose from dozens of online certificate template ideas from Adobe Express to help you easily create your own free certificate . All creative skill levels are welcome.
Free, printable, customizable recognition certificate ... - Canva
https://www.canva.com/certificates/templates/recognition/
Recognize any contribution or achievement using our collection of free and printable recognition certificate templates.
Free Printable Certificate Templates - 1,250+ Designs | 123 ...
https://123certificates.com/
Professional designs for awards, achievements, and official recognition. Perfect for corporate events, academic honors, and formal occasions. Fun, colorful designs perfect for kids, classrooms, and playful recognition. Featuring smiley faces, stars, rainbows, and cheerful themes.
Free Printable Certificate Templates
https://www.printablesample.com/certificates.html
Jun 26, 2026 · Whether you need a certificate of achievement, award certificate , appreciation certificate , or a completion certificate for school, business, sports, or events, this collection offers a wide variety of free printable certificate templates suitable for any purpose.
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