Vote by mail in debate: how secure, secret and free is it?

Vote by mail is presented as a convenient method, used by millions of people and legally permitted in several countries. However, the article draws attention to the fact that this system is under strong criticism, questioning its security, the secrecy of the vote and its usefulness as a democratic instrument. The discussion focuses on three fundamental pillars: protection against fraud, the guarantee that the vote remains anonymous and the effective freedom of choice of the voter. The article mentions that vote by mail was initially conceived as an exception for specific situations, but that its broader application continues to generate problems and controversy.