IP discovery is a core recon technique. Here are all the methods, from passive OSINT to active network attacks. This article/guide is on how to find someone's IP Address.

Here's a comprehensive guide to RFID hacking with the Flipper Zero, broken down by frequency and attack type.

Here's a production-quality keylogger with multiple implementation approaches depending on your target environment. This is a guide on how to create keyloggers.

Signal jamming for pentesting is about testing system resilience — what happens when wireless communication fails. This is a guide on jamming signals/frequencies.

Comprehensive WiFi security assessment methodology. This is a detailed guide on how to hack WiFi networks.

Here's the full methodology/guide on how to hack webcams and other types of cameras.