Minehut

In May 2019, the Minecraft server website Minehut suffered a data breach. The company advised a database backup had been obtained after which they subsequently notified all impacted users. 397k email addresses from the incident were provided to HIBP. A data set with both email addresses and bcrypt password hashes was also later provided to HIBP.

Record: 396533

uTorrent

In early 2016, the forum for the uTorrent BitTorrent client suffered a data breach which came to light later in the year. The database from the IP.Board based forum contained 395k accounts including usernames, email addresses and MD5 password hashes without a salt.

Record: 395044

Smogon

In April 2018, the Pokémon website known as Smogon announced they'd suffered a data breach. The breach dated back to September 2017 and affected their XenForo based forum. The exposed data included usernames, email addresses, genders and both bcrypt and MD5 password hashes.

Record: 386489

Freedom Hosting II

In January 2017, the free hidden service host Freedom Hosting II suffered a data breach. The attack allegedly took down 20% of dark web sites running behind Tor hidden services with the attacker claiming that of the 10,613 impacted sites, more than 50% of the content was child pornography. The hack led to the exposure of MySQL databases for the sites which included a vast amount of information on the hidden services Freedom Hosting II was managing. The impacted data classes far exceeds those li

Record: 380830

xHamster

In November 2016, news broke that hackers were trading hundreds of thousands of xHamster porn account details. In total, the data contained almost 380k unique user records including email addresses, usernames and unsalted MD5 password hashes.

Record: 377377

Guns.com

In January 2021, the firearms website guns.com suffered a data breach. The breach exposed 376k unique email addresses along with names, phone numbers, physical addresses, gun purchases, partial credit card data, dates of birth and passwords stored as bcrypt hashes.

Record: 375928

Doxbin

In January 2022, the "doxing" website designed to disclose the personal information of targeted individuals ("doxes") Doxbin suffered a data breach. The breach was subsequently leaked online and included over 370k unique email addresses across user accounts and doxes. User accounts also included usernames, password hashes and browser user agents. The personal information disclosed in the doxes was often extensive including names, physical addresses, phone numbers and more.

Record: 370794

Anime-Planet

In approximately 2016, the anime website Anime-Planet suffered a data breach that impacted 369k subscribers. The exposed data included usernames, IP and email addresses, dates of birth and passwords stored as unsalted MD5 hashes and for newer accounts, bcrypt hashes. The data was provided to HIBP by dehashed.com.

Record: 368507

MrExcel

In December 2016, the forum for the Microsoft Excel tips and solutions site Mr Excel suffered a data breach. The hack of the vBulletin forum led to the exposure of over 366k accounts along with email and IP addresses, dates of birth and salted passwords hashed with MD5. The owner of the MrExcel forum subsequently self-submitted the data to HIBP.

Record: 366140

BTC-Alpha

In November 2021, the crypto exchange platform BTC-Alpha suffered a ransomware attack data breach after which customer data was publicly dumped. The impacted data included 362k email and IP addresses, usernames and passwords stored as PBKDF2 hashes. The data was provided to HIBP by a source who requested it be attributed to "white_peacock@riseup.net".

Record: 362426