src/Payum/Core/Model/CreditCard.php
public function secure()
    {
        $this->holder = $this->number = $this->expireAt = $this->securityCode = null;
    }
public function secure()
    {
        $this->holder = $this->number = $this->expireAt = $this->securityCode = null;
    }
{@inheritDoc}