What is the wisest decision to make here?

I’ve encountered several guys, one ex lover, a few aliases of a guy I used to be friends with and an ex lover; and another guy that I used to know; and I’m feeling wary. Because people can be anyone online and catfish you. I’m wondering if I should avoid these dating sites? I feel like I’m looking over my shoulder a lot.

What is the wisest decision to make here?
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