Leaving your server’s SSH fingerprint or internal GitHub handles out in the...

https://dibz.me/blog/what-is-search-exposure-how-your-digital-footprint-becomes-a-roadmap-for-attackers-1072

Leaving your server’s SSH fingerprint or internal GitHub handles out in the open gives attackers a massive head start. They use data brokers to map your infrastructure and craft spear phishing emails that actually sound like your coworkers