Your certificates are signed. Here is how to verify them

Electronic certificate that are issued by SecDim (e.g. Certificate of Workshop completion) are compatible with Open Badge.

Your name, email address and award title are digitally engraved into your certificate. Therefore it can be verified.

You/your boss/future employer can verify the authenticity of your electronic certificate using any Open Badge validator such as Badgr Open Badges 2.0 Validator (badgecheck.io).