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CouchSurfing: Data of 17 million users sold

Η CouchSurfing, an online service which allows them users to Find Free Accommodation, Find One | data breach incident, as some hackers sell information 17 million users on Telegram channels and hacking forums.

According to the data broker, ie the guy who sells the violated ones data, the information is currently selling for $ 700.

The data broker did not provide details about his identity hacker, but said CouchSurfing data first appeared on private Telegram channels last week. The ad said that data was stolen from CouchSurfing servers earlier this month.

No passwords were leaked

Leaked user details include: user IDs, real names, addresses e-mail and CouchSurfing account settings.

User passwords are not exposed. However, we do not know if the hackers stole the passwords and simply chose not to disclose them.

A spokesman for CouchSurfing said the company is already working with a security company to investigate the breach, and has informed services law enforcement.

As we said above, the data was initially released on private Telegram channels but this week began to appear on hacking forums, including the famous RAID Forum, in which stolen bases are sold data.


CouchSurfing is now considered one of the 11.000 most popular sites on the Internet. The service, established in 2004, has 12 million registered users on its website. There were more users but the company has cleared the inactive users. This rather explains the fact that hackers sell data of 17 million people (hackers also found the data of inactive users).

The impact of CouchSurfing breach is less than other security incidents at other companies, as no codes were exposed access. This means that CouchSurfing data cannot be used as part credential stuffing botnets who get credentials and try to access a user's accounts on other online services.

However, CouchSurfing users' emails can be used for Phishing distribution campaigns and campaigns malware.

The data broker said that CouchSurfing data can come from backup files, as most companies make copies security of their users' databases and usually do not include passwords.


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