In August 2019, the now defunct European jobs website europa.jobs (Google cache link) suffered a data breach. The incident exposed 226k unique email addresses alongside extensive personal information including names, dates of birth, job applications and passwords. The data was subsequently redistributed on a popular hacking forum.

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In approximately July 2019, the forums for the Planet Calypso game suffered a data breach. The breach of the vBulletin based forum exposed email and IP addresses, usernames and passwords stored as salted MD5 hashes.

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In December 2019, a large collection of data from Nigerian gambling company Surebet247 was sent to HIBP. Alongside the Surebet247, database backups from gambling sites BetAlfa, BetWay, BongoBongo and TopBet was also included. Further investigation implicated betting platform provider BtoBet as being the common source of the data. Impacted data included user records and extensive information on gambling histories.

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In approximately October 2015, the manga website Go Games suffered a data breach. The exposed data included 3.4M customer records including email and IP addresses, usernames and passwords stored as salted MD5 hashes. Go Games did not respond when contacted about the incident. The data was provided to HIBP by dehashed.com.

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In November 2019, the website for Indian Rail left more than 2M records exposed on an unprotected Firebase database instance. The exposed data included 583k unique email addresses alongside usernames and passwords stored in plain text.

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In approximately November 2019, the Russian “Remote preparatory faculty for IT specialties” Universarium suffered a data breach. The incident exposed 565k email addresses and passwords in plain text. Universarium did not respond to multiple attempts to make contact over a period of many weeks. The data was provided to HIBP by dehashed.com.

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In March 2017, a file containing 8M rows of data allegedly sourced from data aggregator Factual was compiled and later exchanged on the premise it was a “breach”. The data contained 2.5M unique email addresses alongside business names, addresses and phone numbers. After consultation with Factual, they advised the data was “publicly available information about businesses and other points of interest that Factual makes available on its website and to customers”.

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In September 2019, game developer Zynga (the creator of Words with Friends) suffered a data breach. The incident exposed 173M unique email addresses alongside usernames and passwords stored as salted SHA-1 hashes. The data was provided to HIBP by dehashed.com.

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In September 2019, Polish torrent site AgusiQ-Torrents.pl suffered a data breach. The incident exposed 90k member records including email and IP addresses, usernames and passwords stored as MD5 hashes.

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In October 2019, security researchers Vinny Troia and Bob Diachenko identified an unprotected Elasticsearch server holding 1.2 billion records of personal data. The exposed data included an index indicating it was sourced from data enrichment company People Data Labs (PDL) and contained 622 million unique email addresses. The server was not owned by PDL and it's believed a customer failed to properly secure the database. Exposed information included email addresses, phone numbers, social media profiles and job history data.

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