The phrase "verification purposes" means to confirm or check something for accuracy or authenticity.
Sentences with «verification purposes»
The token, which looks like a normal card number, is stored by the card network for verification purposes when a transaction is actually attempted. (businessinsider.com)
Yet consumers often find that they're required to hand the number over for identity verification purposes. (sapling.com)
We may also contact any user of this online system for audit and verification purposes in order to comply with laws and regulations governing the credit reporting industry. (imc-us3.csid.co)