Dimension scores are derived from public data and fields; weighted into the composite. Reference only.
CheckLeaked positions itself as a “Data Breach Search Engine & Leak Checker.” Its core purpose is to check whether an email address, phone number, or username has been exposed in data breaches. The crawled page states that it supports free searches and offers a developer API, covering “billions of records.” From a cybersecurity categorization perspective, it is closer to an account exposure detection, leaked-data lookup, and basic threat intelligence query tool than a traditional firewall, EDR, or vulnerability scanning product.
In terms of protection type, CheckLeaked mainly provides data breach lookup capabilities. It can be used by individuals to assess account risk, and by security teams for initial exposure discovery. Deployment is lightweight: users can search online, while developers can integrate it into their own systems via API, such as registration risk control, employee email exposure checks, or security operations workflows. However, the page does not clarify whether it supports bulk queries, continuous monitoring, risk scoring, report export, or alert notifications, so its management and alerting capabilities cannot be confirmed.
For pricing, the page only explicitly mentions “Free searches plus a developer API.” It does not disclose whether the API is paid, billed by request volume, includes a free quota, or offers enterprise plans. Compliance certifications are also not mentioned, including GDPR, SOC 2, ISO 27001, or data processing agreements. Given that this type of service involves sensitive identifiers and leaked data, privacy policy details, query log retention, legality of data sources, and update frequency should be key items to verify before procurement or integration. In terms of integration, the API is its clear highlight, but documentation, authentication method, rate limits, and SLA information are lacking.
Its advantages are a low barrier to use, support for three common identifiers—email addresses, phone numbers, and usernames—and the potential for API-based integration. The drawbacks are also obvious: the publicly available page is very brief, making it difficult to assess data accuracy, false positives and false negatives, coverage, update frequency, enterprise management capabilities, and customer support quality. It is better suited for individuals doing quick self-checks, or for developers pursuing lightweight integration after fully reviewing the API documentation and compliance terms. Enterprises that need continuous monitoring, bulk alerts, audit reports, and compliance assurances should evaluate it carefully.
The currently crawled information does not provide details on access performance from mainland China, payment methods, or RMB settlement, so china_access can only be marked as unknown. If using it in a China-based environment, it is recommended to test website and API connectivity, response speed, and whether CAPTCHA or access restrictions are present. Comparable alternatives include Have I Been Pwned, DeHashed, Intelligence X, Firefox Monitor, and others. Overall, CheckLeaked has a clear lightweight positioning for breach lookups, but due to limited disclosed information, its overall rating is relatively neutral.
⚠ This review is compiled from public sources and does not constitute a purchase recommendation. Verify all facts on the vendor's official site. Verify on checkleaked.cc official site.
checkleaked.cc is an Unknown Security provider. TG4G tracks its product information, an overall rating of 6.0/10, and a China-accessibility score of Workable. Click "Visit Official Site" to reach checkleaked.cc directly.