Welcome to cqcore
You will find OSINT, OPSEC, Obfuscation, Privacy, Infosec & Digital Exposure Profiling educational material, with useful News, Blogs, Top Tips, Podcast and Quiz Links. You will find many more resources at my GitHub repository and Twitter account, with tools, techniques and tradecraft resources.
OSINT Search Engine Management
Alternative Way To Find A Signal User.
When you send a message to a new person on Signal (Mobile) you have to wait for them to accept the message before you see any of their details, on the desktop app (Synced with your mobile account) however it populates their details. Very useful when carrying out the old contact phone number sync.