certification

As nouns the difference between certification and credentials

is that certification is the act of certifying while credentials is : documentary evidence of someone's right to credit or authority, especially such a document given to an ambassador by a country.

As nouns the difference between certification and authorization

is that certification is the act of certifying while authorization is (uncountable) permission.

As nouns the difference between certification and affidavit

is that certification is the act of certifying while affidavit is a signed document wherein an affiant makes a sworn statement.

As a noun certification is

the act of certifying.

As nouns the difference between registration and certification

is that registration is the act of signing up or registering for something while certification is the act of certifying.

Certification is a related term of authorisation.

As nouns the difference between certification and authorisation

is that certification is the act of certifying while authorisation is .

Certification is a related term of voucher.

As nouns the difference between certification and voucher

is that certification is the act of certifying while voucher is a piece of paper that entitles the holder to a discount, or that can be exchanged for goods and services.

As a verb voucher is

to establish the authenticity of; to vouch for.

As nouns the difference between confirmation and certification

is that confirmation is an official indicator that things will happen as planned while certification is the act of certifying.