AI

• October 11th 2023 Improved by AI, or not.
• 14 décembre 2023 Two Limited Intelligences
• January 27th 2024 Don’t ask an AIs

Admin @ home

• 2 décembre 2019 Call over networks

Administration

• April 10th 2020 Set up a backup with Duplicity & OVH Cloud
• June 29th 2020 Back up your data on OVH Cloud with Duplicati
• January 5th 2021 Sharing 4G via Wifi, WISP and TL-WR710N
• July 12th 2021 HTTPs for duplicati
• January 2nd 2023 Setup IPv6 High Availability on pfSense

Cryptographie

• November 28th 2019 Hash Functions: Cryptographic Fingerprints

Cryptography

• June 11th 2017 Caesar cipher
• July 7th 2017 Discrete logarithm
• July 23rd 2017 Diffie-Hellman Key exchange protocol
• August 6th 2017 Diffie-Hellman with colors
• 8 avril 2018 ElGamal encryption
• September 19th 2019 What is a PKI?
• September 26th 2019 Build a PKI with XCA
• October 28th 2019 Setup own certificates for ESXi 6.5
• November 20th novembre 2019 Hash Functions: Checksums
• June 15th 2020 Setup HTTPS for Matomo
• November 2nd 2020 Setup LDAPs and TLS on an Active Directory
• November 2020 LDAPs vs starttls
• June 21st 2021 PKCS, pem, der, key, crt,…
• February 26th 2023 To encrypt or to encipher ?

Culture

• June 8th 2020 The Shockwave Rider
• September 7th 2020 Blade Runner - Do Androids Dream of Electric Sheep?
• December 7th 2020 www:wake
• January 25th 2021 www:watch
• May 31st 2021 www:wonder
• June 28th 2021 Neuromancer
• July 26th 2021 Count Zero
• August 2nd 2021 Mona Lisa overdrive
• August 9th 2021 Eternity Incorporated

Demystification

• January 13th 2021 What is a VPN?
• January 18th 2021 What is a VPN for?
• March 2nd 2023 Can The War in Ukraine move to cyberspace ?

DevOps

• March 4th 2019 Gitlab repository backup
• May 10th 2021 Continuous deployment and dynamic web directory

Forensic

• May 27th 2019 How to downgrade IOS with iTunes
• October 11th 2019 Clone a hard drive on Ubuntu
• January 9th 2020 Wen an employee deletes your files
• April 6th 2020 Three stories about trashing
• May 4th 2020 Virtualize a computer whose disk has been cloned
• May 17th 2021 Digitize analog cassettes (VHS or 8mm) with Linux
• June 14th 2021 Create a video contact sheet with Linux
• June 16th 2021 Create a video contact sheet with Windows
• July 5th 2021 Digitize MiniDV tapes with Linux
• August 16th 2021 Exercises are good for health

Hacking

• December 5th 2019 Making of a shellcode for a 64-bit Linux.
• 9th december 2019 Brute force Nortel IP-8815 with Hydra
• December 19th 2019 Smashing the Stack in 2020 ?
• January 6th 2020 Shellcode for Windows 10
• January 23rd 2020 Intercept keybord on windows
• April 2nd 2020 Object serialization and injection in PHP
• April 27th 2020 Backdoor via the Windows login screen
• June 23rd 2022 CVE-2022-29330 - vulnerability in VitalPBX < 3.2.1
• October 18th 2023 Shellcode Tester

Information Theory

• April 28th 2023 What is Entropy?

Old School

• November 26th 2019 Experimental archeology, how to install a debian 1.3

Privacy

• October 8th 2018 Delete ads with pfBlockerNG
• May 20th 2019 Create an exception in pfBlockerNG
• December 16th 2019 Protect your privacy by displaying Maths without Javascript
• March 23rd 2020 Anonymize IP addresses for statistics
• May 26th 2020 Measure your audience with your access logs and Matomo
• July 19th 2021 Connect Matomo to LDAP(s)

Programming

• June 21st 2017 RAII Pattern
• June 25th 2017 PHP Profiler
• July 13th 2017 Code Complexity
• April 4th 2018 Named arguments in PHP 5 and 7
• November 30th 2020 Named arguments in PHP 8

Security

• 23 décembre 2019 Store your users’ passwords
• January 13th 2020 Avoid Command Injection in PHP

Sloweb

• September 27th 2017 Static Website
• October 8th 2018 Delete ads with pfBlockerNG
• 10 octobre 2019 Carbon impact of IT
• December 16th 2019 Protect your privacy by displaying Maths without Javascript
• June 10th 2023 Make our IT simple again

Sécurity

• January 20th 2020 CSPN by example, Security Target

Thoughts

• August 30th 2021 Reduce mental load
• August 7th 2023 Style Sheet, Who’s speaking?
• 23 novembre 2023 Planned obsolescence, let’s repair our beliefs
• March 1st 2024 About Sharenting
• March 11th 2024 Computers are not the solution

Troll

• August 6th 2017 Diffie-Hellman with colors
• september 23rd 2019 Turing Test to Avoid Call Bots with VitalPBX
• 12nd november 2019 Avoid VitalPBX Pop-Up
• August 31th 2020 The color of the hat, a point of view
• November 2020 LDAPs vs starttls
• November 25th 2020 What the Worst Passwords Really Say
• February 26th 2023 To encrypt or to encipher ?
• April 1st 2023 Ultimate Database of All Passwords

Voip

• March 25th 2019 Configuration du serveur SIP VitalPBX
• October 15th 2020 Installation of VitalPBX (3.0)