Important Notice: Our web hosting provider recently started charging us for additional visits, which was unexpected. In response, we're seeking donations. Depending on the situation, we may explore different monetization options for our Community and Expert Contributors. It's crucial to provide more returns for their expertise and offer more Expert Validated Answers or AI Validated Answers. Learn more about our hosting issue here.

S/MIME and OpenPGP also do email digital signing. Why not simply use one of them?

April 26, 2017digital email mime openpgp s signing

0

Posted

S/MIME and OpenPGP also do email digital signing. Why not simply use one of them?

1 Answer

0

Posted

Unlike other mechanisms, DKIM satisfies the short-term needs of email transit authentication. This make it less costly to use. It also can be entirely invisible to end-users whose software does not support DKIM, whereas S/MIME and OpenPGP are quite intrusive.