Rediff.com India — Rediffmail password and information is changed

Address:

Rediff.com India Ltd., L.J.First Cross Road, Mahalaxmi Engg. Estate, Mahim(west), Mumbai-400016

Hello
i have found my email password and alternative email id, as well as mobile no and security question has been changed, when i log in my rediffmail account . i dont when it is happen, , this email id was not in use . so kindly help me on this, .. request you to bring a 24 hrs customer service as these are the important matter and needs immediate attentions.what all information can be used by hacker is uncertain.

Hope you understand the concern and provide the help on top most priority.