Breach Intelligence

2,849

Total breached databases

In August 2016, the Russian gaming forum known as Cross Fire (or cfire.mail.ru) was hacked along with a number of other forums on the Russian mail provider, mail.ru. The vBulletin forum contained 12.8 million accounts including usernames, email addresses and passwords stored as salted MD5 hashes.
  • Data: Email Addresses Passwords Usernames
  • Imported:
  • Records Imported: 12,887,143
  • Number of lines: 12,887,143
  • Size: 1.09 GB
  • Passwords: vBulletin
  • Cracked: 43%
In October 2015, the crowdfunding site Patreon was hacked and over 16GB of data was released publicly. The dump included almost 14GB of database records with more than 2.3M unique email addresses, millions of personal messages and passwords stored as bcrypt hashes.
  • Data: Email Addresses Messages Passwords Payment Information Physical Locations Site Activity
  • Imported:
  • Records Imported: 2,275,678
  • Number of lines: 97,297,022
  • Size: 13.78 GB
  • Passwords: BCrypt
  • Cracked: 7%
This data breach involved over 1 million records and occurred in 2021. The leaked data includes a wide range of personal and professional information such as user IDs, email addresses, names, phone numbers, and social login details. The breach also included sensitive data like passwords, password questions, and answers for security hints, as well as registration and activity details. It's unclear which country the breach originated from.
  • Data: Email Addresses Passwords Names Phone Numbers Geographic Locations Usernames Security Hints Personal Information Device Identifiers Website
  • Imported:
  • Records Imported: 1,038,699
  • Number of lines: 1,038,857
  • Size: 1.68 GB
  • Passwords: Unknown
In January 2017, the Chinese design site China EKO suffered a data breach. The breach led to the exposure of data including Usernames, Email addresses and Passwords stored as VBulletin v3.8.5 md5(md5($pass)$salt) hashes. In total, 348k users were affected. The website was hacked by "lolcol" on RaidForums.
  • Data: Email Addresses Passwords Usernames
  • Imported:
  • Records Imported: 348,555
  • Number of lines: 348,555
  • Size: 24.72 MB
  • Passwords: vBulletin
  • Cracked: 2%
In early 2023, over 200M records scraped from Twitter appeared on a popular hacking forum. The data was obtained sometime in 2021 by abusing an API that enabled email addresses to be resolved to Twitter profiles. The subsequent results were then composed into a corpus of data containing email addresses alongside public Twitter profile information including names, usernames and follower counts.
  • Data: Email Addresses Names Social Profiles Usernames
  • Imported:
  • Records Imported: 209,595,667
  • Number of lines: 209,595,668
  • Size: 11.57 GB
  • Passwords: No
In April 2021, the "world’s largest collection of pre-designed presentation slides" SlideTeam had 1.4M records breached and later published to a popular hacking forum the following year. Allegedly sourced from a compromised Magento instance, the data included names, email addresses and passwords stored as salted hashes.
  • Data: Email Addresses Passwords Names Site Activity
  • Imported:
  • Records Imported: 1,464,254
  • Number of lines: 1,464,257
  • Size: 282.69 MB
  • Passwords: Hashed Salted
  • Cracked: 0%
In 2023, Instagram reportedly experienced a data leak involving approximately 4,939,348 user records. The compromised data, shared in October on a popular hacking forum, included names, email addresses, phone numbers, and social profile details. No passwords were included in the leak.
  • Data: Email Addresses Names Phone Numbers Social Profiles
  • Imported:
  • Records Imported: 4,939,348
  • Number of lines: 4,939,349
  • Size: 275.13 MB
  • Passwords: No

Frequently Asked Questions

A data breach is unauthorized access to data (often involving account takeover, malware, or misconfigured infrastructure). A data leak is exposure of data due to mistakes like public cloud storage, open databases, or accidental publishing. A database dump is a packaged dataset that may come from a breach, leak, scraping, or aggregation.

Change passwords for any affected accounts immediately, prioritizing email, banking, and any account that shares the same password. Enable multi-factor authentication wherever possible. Monitor your accounts for suspicious activity and consider placing a fraud alert or credit freeze if financial data was exposed.

Start with containment and verification: confirm what data was exposed, identify the entry point, rotate credentials (especially SSO, VPN, email), and enforce MFA. Then investigate affected systems, notify stakeholders as required, and harden controls to prevent recurrence. A structured incident response plan helps keep the work measurable and compliant.

Dark web monitoring helps you spot exposure signals early — before stolen data is widely reused for account takeover or targeted attacks. Monitoring complements vulnerability management by revealing when attackers already have leverage. Pair it with continuous attack surface monitoring and strong Asset Discovery to reduce blind spots.

Not always. Some datasets are old, incomplete, or derived from third parties. However, any exposure increases risk because credentials and personal data can be reused indefinitely. Treat it as a priority signal: rotate credentials, enforce MFA, review suspicious logins, and audit the systems that could have produced the data.

SynScan helps you connect the dots between attack surface exposure, vulnerabilities, and breach signals so you can prioritize remediation and reduce the chance of repeat incidents.