
Why digital email signatures and encryption go hand in hand
Digital signatures are a powerful sender authentication tool, but without encryption/decryption abilities, you're in for a headache. Learn why. Read more

When can I use domain certificates for email encryption?
Domain certificates are certificates issued to legal entities. Are these certificates useful and what should be considered? Read more

4 Benefits of Shorter X.509 Validity Periods for Web and Email Certificates
Email certificates for S/MIME encrypted communication use the same technical standard as browser certificates. Both are X.509 certificates with different [...] Read more

What is the difference between certificate signatures and email signatures?
Signatures play a very important role in cryptography. Do you know the difference between the signature of a certificate and the signature of an email? Read more

To make long-term savings through electronic invoicing means preventing manipulation
Since 2011, invoices may also be sent electronically. This offers great potential for savings, but also new dangers such as man-in-the-middle attacks. Read more