Digitalization requires many new mechanisms that credit the legitimacy of the information. The signature, stamping and registration of physical documents must have the same legal value in the digital sphere. There are systems to preserve the confidentiality, integrity and authenticity of documents. Time stamps provided by a trust service provider are one of those services.
The digital timestamp certifies the existence of unaltered data that for a specific period.
Source: edicomgroup.co.uk
