neoprint.serverHints()

Generate a payload for server-side fingerprint validation.

Signature

function serverHints(fp: Fingerprint): ServerHints

Returns

interface ServerHints {
  fingerprintId: string
  stableId: string
  timestamp: number
  protocol: string
  collectorChecksums: Record<string, number>
  expectedRanges: Record<string, { type: string; checksum: number }>
  environment: {
    platform: string
    languages: string[]
    timezone: string
    cores: number
    memory: number | null
    touchPoints: number
  }
}

Example

const fp = await neoprint.get()
const hints = neoprint.serverHints(fp)

await fetch('/api/validate', {
  method: 'POST',
  headers: { 'Content-Type': 'application/json' },
  body: JSON.stringify(hints),
})

Details

See Server Validation guide for server-side implementation examples.