Immediately. Not tomorrow. Log into your camera via its IP address (usually 192.168.1.x) and change admin/admin to a 16-character passphrase.
Some cameras (like Reolink) allow scripts to grab a snapshot URL (e.g., http://[IP]/cgi-bin/api.cgi?cmd=Snap ) and push it via the Telegram API. Advanced users/DIY smart homes. ipcam telegram group free
Telegram hosts public and private groups where users share links to unsecured or intentionally public IP cameras (e.g., traffic cams, weather cams, zoo cams, or misconfigured private cams). These groups are often free to join. Immediately