CTT
April 26, 2026
•[ data leak, personally identifiable information, postal service ]
In April 2026, data allegedly obtained from CTT, Portugals national postal service, was posted to a public hacking forum. The data included 468k unique email addresses along with names, phone numbers and parcel tracking numbers which can be used to retrieve the tracking history of the parcel.
BreachForums Version 5
March 26, 2026
•[ data leak, hacking forum, credential leak ]
In March 2026, a breach of one of the many iterations of the BreachForums hacking forum known as "Version 5" was publicly disclosed. The incident exposed 340k unique email addresses along with usernames and argon2 password hashes.
BreachForums (2025)
August 11, 2025
•[ data leak, hacking forum, law enforcement action ]
In October 2025, a reincarnation of the hacking forum BreachForums, which had previously been shut down multiple times, was taken offline by a coalition of law enforcement agencies. In the months leading up to the takedown, the site itself suffered a data breach that exposed a total of 672k unique email addresses across all tables, including within forum posts and private messages. The users table alone contained 324k unique email addresses, usernames, and Argon2 password hashes.
Telefónica
January 10, 2025
•[ ticketing system breach, data leak, hacking forum ]
Spanish telecommunications company Telefonica confirms an internal ticketing system was breached after stolen data is leaked on a hacking forum.
Boulanger
September 6, 2024
•[ data breach, PII, retail ]
In September 2024, French electronics retailer Boulanger suffered a data breach that exposed over 27M rows of data. The data included 2M unique email addresses along with names, physical addresses, phone numbers and latitude and longitude. The data was later publicly published to a popular hacking forum.
Tesorer�a General de la Republica (TGR)
January 30, 2023
•[ unauthorized access, hacking forum, credential sale ]
Access to Tesorer''a General de la Rep''blica, the General Treasury of the Republic of Chile (TGR) may be up for sale on a popular hacking forum.
