# CRYPTO_CERTIFICATE_KEY_USAGE_NON_REPUDIATION

`import { CRYPTO_CERTIFICATE_KEY_USAGE_NON_REPUDIATION } from "destack:crypto/binding";`

Certificate key usage: non-repudiation.

```ds title="CRYPTO_CERTIFICATE_KEY_USAGE_NON_REPUDIATION"
const CRYPTO_CERTIFICATE_KEY_USAGE_NON_REPUDIATION: CryptoCertificateKeyUsageFlags
```

[language/library/src/crypto/binding/certificate.ds:93](https://github.com/destack-sh/destack/blob/main/language/library/src/crypto/binding/certificate.ds#L93)