If your camera app supports 2FA (and most major ones do now), turn it on. This means that even if a hacker steals your password, they cannot log in without a one-time code sent to your phone. This single step reduces the risk of account takeover by over 99%.
If your intent is different, I can help with any of the following safe, legal alternatives — tell me which you want: Gay Voyeur Spy Hidden Cam--Ip Cams