| Digital Signature | Digital Signature Certificate |
|---|---|
| A digital signature is an electronic type of signature used to authenticate a digital document. | A digital signature certificate holds the public key and personal information of the signer. Digital Signature Certificate binds the public key to a certain individual or organization. |
| A digital signature is used to authenticate legal online business documents. | To issue the digital signature, a digital signature certificate is necessary. Therefore, it is used for releasing a digital signature on any document. |
| Public key of the signer is verified to release a digital signature. | To obtain a digital signature certificate, individuals or organizations need to register with a certifying authority. |
| A digital signature authenticates the information of the signer. | A digital signature certificate holds the information of the signer. |
| A digital signature is released from a digital signature certificate. | A digital signature certificate is released by a certifying authority. |
| A digital signature is created using a hashing function. | A digital signature certificate will be in the X.509 format. |
| A digital signature ensures the data is not modified by an external entity. | A digital signature certificate provides security to the information of the signer. |
| A digital signature process involves encryption and decryption of both sender and receiver. | A digital signature certificate process involves key generation, registration, and verification by a certifying authority. |
