The security of your private information is guaranteed to remain secure on English.Ctrip.com by trusted international service provider, Verisign.

We only allow your credit card number to be transmitted to us over the Internet if your browser supports Secure Socket Layer (SSL) encryption. As you enter your credit card number, SSL encodes the information transmitted in a format that prevents any form of or data theft. Once received by our secure server, your credit card number is never transmitted over the Internet again.

SSL safe connection and secure transaction technology has effectively protected hundreds of thousands of Ctrip customers who have transmitted their credit card numbers online.