Breach Intelligence

6,875

Total breached databases

In 2014, the Chinese Android app store HIAPK allegedly suffered a data breach. Reports suggest that the incident impacted over 13.8 million users. The compromised data reportedly includes usernames, email addresses, and salted MD5 password hashes.
  • Data: Email Addresses Passwords Usernames
  • Records: 17,275,063
  • Lines: 17,275,087
  • Size: 2.04 GB
  • Passwords: vBulletin
  • Cracked: 73%
In August 2024, Tencent experienced a major data breach that exposed the personal data of 1.4 billion user accounts. This breach was orchestrated by a hacker known as "Fenice," and the compromised data included information such as email addresses, phone numbers, and QQ IDs.
  • Date: Aug 2024
  • Domain: tencent.com
  • Threat Actor: Fenice
  • Country: China
  • Category: Technology
  • Data: Email Addresses Phone Numbers Social Profiles
  • Records: 1,468,566,171
  • Lines: 1,468,566,171
  • Size: 31 GB
  • Passwords: No
In December 2011, iSpeak.cn suffered a data breach on their website leaking around 9.6 million user's information. The information leaked includes plaintext passwords, email addresses and usernames. iSpeak is a chinese instant messaging app with VOIP capabilities comparable to Teamspeak.
  • Data: Email Addresses Passwords Usernames
  • Records: 9,695,453
  • Lines: 9,695,514
  • Size: 375.43 MB
  • Passwords: Plaintext
Tigo 2023

Tigo 2023

Sensitive
In mid-2023, Tigo, a Chinese video chat platform, allegedly suffered a data breach after 300GB of data containing more than 100 million records was discovered. The dataset, dating back to March 2023, reportedly included over 700,000 unique names. Among the compromised information were usernames, email addresses, IP addresses, genders, profile photos, and private messages.
  • Data: Device Information Email Addresses Genders Geographic Locations IP Addresses Messages Names Profile Photos Usernames
  • Records: 5,519,795
  • Lines: 5,519,797
  • Size: 157.36 MB
  • Passwords: No
In May 2019, the Chinese literature website Read Novel allegedly suffered a data breach that exposed 22M unique email addresses. Data also included usernames, genders, phone numbers and passwords stored as salted MD5 hashes.
  • Data: Email Addresses Passwords Names Phone Numbers Physical Locations Genders Usernames
  • Records: 19,218,089
  • Lines: 19,218,090
  • Size: 1.93 GB
  • Passwords: MD5
  • Cracked: 99%
In December 2011, the Chinese file storage and communication platform ys168.com allegedly suffered a data breach. Reports suggest approximately 329,000 user records were exposed, including usernames, email addresses, and plaintext passwords.
  • Data: Email Addresses Passwords Usernames
  • Records: 328,586
  • Lines: 328,587
  • Size: 11.63 MB
  • Passwords: Plaintext
In 2020, Cryptostar.Asia, a cloud mining website, experienced a data breach that exposed approximately 22,300 user accounts. The compromised data included email addresses, IP addresses, and passwords hashed using the MD5 algorithm.
  • Data: Email Addresses IP Addresses Passwords
  • Records: 22,322
  • Lines: 22,322
  • Size: 1.56 MB
  • Passwords: MD5
  • Cracked: 91%

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.