
Protect users from
compromised passwords
Real-time API to detect breached credentials. Stop account takeovers before they happen. Built for developers who care about security.
const response = await fetch(
'https://api.loginguards.com/v1/check',
{
method: 'POST',
headers: {
'x-api-key': 'YOUR_API_KEY',
'Content-Type': 'application/json',
},
body: JSON.stringify({ password: userPassword }),
},
)
const { compromised } = await response.json()
if (compromised) {
// Warn user and require password change
showWarning('This password has been compromised')
}
// cli output
console.log('Searching for plain text matches...')
console.log('Result: compromised password detected! 🚨')
Built for modern security teams
Everything you need to protect your users from credential stuffing and account takeovers
Lightning Fast
Less than 50ms response times with global edge network. Check passwords in real-time without impacting user experience.
Privacy First
We never see your users' passwords. K-anonymity model ensures complete privacy while checking against 15B+ breached credentials.
Developer Friendly
Simple REST API with SDKs for all major languages. Get started in minutes with comprehensive documentation and examples.
Always Up-to-Date
Our database is continuously updated with the latest breaches. Protect your users from newly discovered compromised passwords.
Usage Analytics
Track API usage, monitor trends, and get insights into password security across your user base with detailed analytics.
Enterprise Ready
SLA guarantees, dedicated support, and custom rate limits. Scale from startup to enterprise with confidence.