Voted for
- Monkey π΅
- Lion π¦
- Bear π»
- Owl π¦
- Dog πΆ
- Panda πΌ
- Gorilla π¦
- Raccoon π¦
- Hedgehog π¦
These are some strong choices, imo, I can think a lot of various designs using these animals.
A Hedgehog with a bunch of keys stuck to his quills, a Raccoon being a safety key-keeper type of thing like a twist on it's usual portrayal, a Gorilla representing a strong security measure, etc.