apple distribution certificate missing private key

Let us understand in a simple way about digital signature by taking paper based documents as example. This provides authenticity to the document as it is authorized by trusted certificate authorities.

In digital signature, the signer of the document is mandated to have a Public Key Infrastructure (PKI) based digital certificate authorized by certificate authority linked to the document. What is a Digital Signature?ĭigital signature is a type of electronic signature as the both are meant to be used of document signing except that digital signatures are more secure and authentic. Let us first understand what is a digital signature and electronic signature. The major difference is security – digital signatures are mainly used to secure documentation and provide authorization as they are authorized by Certificate Authorities (CAs) where as electronic signatures only provide the intent of the signer. Quite often you would encounter people use both digital signature and electronic signature terms interchangeably which is not completely true as there are some key significant differences between these two types of e-signatures. If you are new to the concept of e-signatures then there are high chances of getting confused between “Digital signature” and “Electronic signature”.

Apple distribution certificate missing private key