<p>This document specifies the elements, among those defined in CMS digital signatures and CAdES digital signatures that enable verification of a digital signature over a long period of time.</p>
<p>It does not give new technical specifications about the digital signature itself, nor new restrictions of usage of the technical specifications about the digital signatures which have already existed.</p>
<p>NOTE CAdES digital signature is the extended specification of Cryptographic message syntax (CMS), used widely.</p>
Registration number (WIID)
81814
Scope
<p>This document specifies the elements, among those defined in CMS digital signatures and CAdES digital signatures that enable verification of a digital signature over a long period of time.</p>
<p>It does not give new technical specifications about the digital signature itself, nor new restrictions of usage of the technical specifications about the digital signatures which have already existed.</p>
<p>NOTE CAdES digital signature is the extended specification of Cryptographic message syntax (CMS), used widely.</p>
