About 4.5 lakh
Yahoo users' email addresses and passwords have been leaked following a security breach but Yahoo said just a small fraction of the stolen passwords were valid.
Many technology websites said hackers belonged to an outfit called D33D Company.
Yahoo said that just only 5 per cent of leaked
passwords associated with its account holders were valid.
The group was quoted as saying it had stolen the
unencrypted passwords using an SQL injection - the name given to a commonly used attack in which hackers use rogue commands to extract data from vulnerable websites. (With AP inputs)
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