Many states require digital signatures to meet strict requirements, with more adopting it every year. While the term digital signature is broad and unstandardized, Digital Signature refers to a very specific kind of signature that is based on Public Key Cryptography. This underlying cryptography provides greater security and assurance over the signer’s identity, validity of the signature and integrity of the document contents. These concepts are important to meeting engineering requirements and most state signature laws specify the use of Digital Signatures. To comply with this service, you must have a digital certificate to meet authentication requirements. You’ll receive your voucher by email with instructions to retrieve your certificate. Refunds are not available once the voucher email has been sent. Medium Assurance Affiliated Digital Certificates require verification of the company and allow the company to cancel the certificate if the employee leaves the company. Medium Assurance Unaffiliated Digital Certificates only verify the person and is owned by the person. This certificate can be taken from one employer to the next.