"Recognizing the importance of the security of electronic payments, Viva is a licensed Payment Institution by the Bank of Greece (decision no. 280/3/23-7-2018, Government Gazette B 3010/25-7-2018), and manages card payment transaction data securely, in accordance with the regulatory framework of the card transaction security management standard. Viva is certified according to the Card Transaction Management Security Assurance Standard (PCIDSS). All Viva services are done through secure connections with 256-bit SSL certificates. Viva also supports the possibility of using the 3D Secure service, an additional security barrier for VISA & MasterCard cards. The Payer will then have to enter their personal secret code to complete the transaction successfully"