Emuparadise

In April 2018, the self-proclaimed "biggest retro gaming website on earth", Emuparadise, suffered a data breach. The compromised vBulletin forum exposed 1.1 million email addresses, IP address, usernames and passwords stored as salted MD5 hashes. The data was provided to HIBP by dehashed.com.

Record: 1.1 million

Nameless Malware

In January 2021, NordLocker provided HIBP 1.1 million email addresses collected by nameless malware. The malware campaign ran between 2018 and 2020 and infected 3.25 million computers, stealing files, credentials and taking screenshots and photos using the computer's webcam. Read more in NordLocker's writeup about the Nameless malware that stole 1.2 TB of private data.

Record: 1.1 million

Warmane

In approximately December 2016, the online service for World of Warcraft private servers Warmane suffered a data breach. The incident exposed over 1.1M accounts including usernames, email addresses, dates of birth and salted MD5 password hashes. The data was subsequently extensively circulated online and was later provided to HIBP by whitehat security researcher and data analyst Adam Davies.

Record: 1.1 million

Lazada RedMart

In October 2020, news broke of Lazada RedMart data breach containing records as recent as July 2020 and being sold via an online marketplace. In all, the data contained 1.1 million customer email addresses alongside names, phone numbers, physical addresses, partial credit card numbers and passwords stored as SHA-1 hashes.

Record: 1.1 million

CyberServe

In October 2021, the Israeli hosting provider CyberServe was breached and ransomed before having a substantial amount of their customer data leaked publicly by a group known as "Black Shadow". Amongst the data was the LGBTQ dating site Atraf and the Machon Mor medical institute. Due to multiple different sites being compromised, the impacted data is broad and ranges from relationship information to medical data to email addresses and passwords stored in plain text. The data was made available t

Record: 1.1 million

Beautiful People

In November 2015, the dating website Beautiful People was hacked and over 1.1M accounts were leaked. The data was being traded in underground circles and included a huge amount of personal information related to dating.

Record: 1.1 million

Artsy

In April 2018, the online arts database Artsy suffered a data breach which consequently appeared for sale on a dark web marketplace. Over 1M accounts were impacted and included IP and email addresses, names and passwords stored as salted SHA-512 hashes. The data was provided to HIBP by a source who requested it be attributed to "nano@databases.pw".

Record: 1.1 million

Ledger

In June 2020, the hardware crypto wallet manufacturer Ledger suffered a data breach that exposed over 1 million email addresses. The data was initially sold before being dumped publicly in December 2020 and included names, physical addresses and phone numbers. The data was provided to HIBP by Alon Gal, CTO of cybercrime intelligence firm Hudson Rock.

Record: 1.1 million

Lookbook

In August 2012, the fashion site Lookbook suffered a data breach. The data later appeared listed for sale in June 2016 and included 1.1 million usernames, email and IP addresses, birth dates and plain text passwords.

Record: 1.1 million

GeekedIn

In August 2016, the technology recruitment site GeekedIn left a MongoDB database exposed and over 8M records were extracted by an unknown third party. The breached data was originally scraped from GitHub in violation of their terms of use and contained information exposed in public profiles, including over 1 million members' email addresses. Full details on the incident (including how impacted members can see their leaked data) are covered in the blog post on 8 million GitHub profiles were leak

Record: 1.1 million