17173 data breach
The 17173 breach happened on December 28, 2011 and exposed 7,485,802 accounts. 3 kinds of data were exposed.
Overview
- Site
- 17173.com
- Breach date
- December 28, 2011
- Recorded on
- April 28, 2018
- Accounts exposed
- 7,485,802
- Exposed data
- Email addresses, Passwords, Usernames
- Risk score
- 66 out of 100
The original data lists this breach as unverified.
Risk based on the exposed data
This breach scores 66 out of 100. The score is driven mostly by Passwords, Email addresses, Usernames.
The risk score is a guide to how dangerous a breach is, judged by the kinds of data exposed. The number of accounts is not included.
Breaches from the same period
- Tianya (2011-12-26, 29,020,808 accounts)
- RuneScape Boards (2011-12-26, 222,762 accounts)
- VK (2012-01-01, 93,338,602 accounts)
What affected users should do
- Change your 17173 password, and also change it on any other service where you used the same password. You can create a new one with the password generator.
- Turn on two-factor authentication for your login.
This site organizes publicly available information about data breaches. Data as of March 23, 2026. Breach dates are as originally listed; when only the month is known, the date is recorded as the 1st.