# `NervesHubLink.Certificate`
[🔗](https://github.com/nerves-hub/nerves_hub_link/blob/v2.11.1/lib/nerves_hub_link/certificate.ex#L11)

Certificate management utilities

# `ca_certs`

```elixir
@spec ca_certs() :: [binary()]
```

Returns a list of der encoded CA certs

# `key_pem_to_der`

```elixir
@spec key_pem_to_der(nil | binary()) :: binary()
```

# `pem_to_der`

```elixir
@spec pem_to_der(nil | binary()) :: binary()
```

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*Consult [api-reference.md](api-reference.md) for complete listing*