HTC Mania

In January 2020, the Spanish mobile phone forum HTC Mania suffered a data breach of the vBulletin based site. The incident exposed 1.5M member email addresses, usernames, IP addresses, dates of birth and salted MD5 password hashes and password histories. Data from the breach was subsequently redistributed on popular hacking websites.

Record: 1.5 million

KM.RU

In February 2016, the Russian portal and email service KM.RU was the target of an attack which was consequently detailed on Reddit. Allegedly protesting "the foreign policy of Russia in regards to Ukraine", KM.RU was one of several Russian sites in the breach and impacted almost 1.5M accounts including sensitive personal information.

Record: 1.5 million

Bourse des Vols

In January 2021, the French travel company Bourse des Vols suffered a data breach that exposed 1.46M unique email addresses across more than 1.2k .sql files and over 9GB of data. The impacted data exposed personal information and travel histories including names, phone numbers, IP and physical addresses, dates of birth along with flights taken and purchases.

Record: 1.5 million

yotepresto.com

In June 2020, the Mexican lending platform yotepresto.com suffered a data breach. Over 1.4 million customers were impacted by the breach which disclosed email and IP addresses, usernames and passwords stored as bcrypt hashes. The data was provided to HIBP by dehashed.com.

Record: 1.4 million

Aternos

In December 2015, the service for creating and running free Minecraft servers known as Aternos suffered a data breach that impacted 1.4 million subscribers. The data included usernames, email and IP addresses and hashed passwords.

Record: 1.4 million

NetGalley

In December 2020, the book promotion site NetGalley suffered a data breach. The incident exposed 1.4 million unique email addresses alongside names, usernames, physical and IP addresses, phone numbers, dates of birth and passwords stored as salted SHA-1 hashes. The data was provided to HIBP by a source who requested it be attributed to pom@pompur.in.

Record: 1.4 million

AnimeGame

In February 2020, the gaming website AnimeGame suffered a data breach. The incident affected 1.4M subscribers and exposed email addresses, usernames and passwords stored as salted MD5 hashes. The data was subsequently shared on a popular hacking forum and was provided to HIBP by dehashed.com.

Record: 1.4 million

MeetMindful

In early 2020, the online dating service MeetMindful suffered a data breach that exposed 1.4 million unique customer email addresses. Included in the data was an extensive array of personal information used to find romantic matches including physical attributes, use of alcohol, drugs and cigarettes, marital statuses, birthdates, genders and the gender being sought. Additional personal information such as names, geographical locations and IP addresses were also exposed, along with passwords stor

Record: 1.4 million

Mashable

In approximately mid-2020, Mashable suffered a data breach that subsequently turned up publicly in November 2020. The data included 1.4 million unique email addresses along with names, genders, expired auth tokens, physical locations, links to social media profiles and days and months of birth. The data was provided to HIBP by dehashed.com.

Record: 1.4 million

Snail

In March 2015, the gaming website Snail suffered a data breach that impacted 1.4 million subscribers. The impacted data included usernames, IP and email addresses and passwords stored as unsalted MD5 hashes. The data was provided to HIBP by dehashed.com.

Record: 1.4 million