Correspondence in social networks is deleted by the social network itself?

Question

Social media

Faced such a problem!
In classmates, it turns out that if you are added to the black list, then the correspondence with this person is hidden automatically!
Support replied that this is how the site works.
The question is a violation of human rights and secrecy of correspondence!
so the scammer talked, then blocked you and that's it, no evidence! Just aiding a scam)

Answer 1

Well, they don’t hide it from the authorities, write a statement and everything is OK