Information security equipment

The invention relates to information security equipment, in particular to information security equipment capable of carrying out the confidentiality to printed files, which comprises a paper inlet, a sealed paper inlet, an alignment module, a heating sealed module and an encrypted file outlet, wherein the paper inlet receives paper to be encrypted, sealed paper periphery of which is provided withhigh-temperature glue enters the sealed paper inlet, the paper to be encrypted and the sealed paper are aligned in the alignment module, after being aligned, the paper to be encrypted and the sealed paper enter the heating seal module to be heated, and the sealed paper and the paper to be encrypted completely fit and then are output from the encrypted file outlet. In the invention, the sealed paper covers on the surface of the paper to be encrypted, the sealed paper can be melted when being heated to minus 130 DEG C, when two pieces of paper completely fit after being aligned, the effect after the alignment can ensure