This method is old but many friends fall into it, because they have no background on the ways of the monument
Someone on the telegram communicates with you and tells you that his or her account on a platform may freeze because he is from China,
for example, and can not access it again.
This person gives you a link to the platform Account and password
When you log in you are really surprised by the presence of a good amount of bitcoin,
and you will try to withdraw from the site, but the site tells you that the account is frozen and inactive,
and to activate you deposit 0.005 bitcoin for example
If you deposit, you will lose that amount
To avoid this, make sure that the site is old, reliable and not new.
Because the site is often designed similarly to a famous platform
Please beware of these people I have found many people who are lenient with the subject,
and say it is a small amount of deposit and worth trying.
Do not trust this even if the amount of deposit is low.