# Secp256k1SessionKeyProps

Defined in: [packages/synapse-core/src/session-key/secp256k1.ts:18](https://github.com/FilOzone/synapse-sdk/blob/1d6c4b9fe34534bf1087dfe41491b72be0b46858/packages/synapse-core/src/session-key/secp256k1.ts#L18)

## Properties

### expiresAt

```ts
expiresAt: number | undefined;
```

Defined in: [packages/synapse-core/src/session-key/secp256k1.ts:20](https://github.com/FilOzone/synapse-sdk/blob/1d6c4b9fe34534bf1087dfe41491b72be0b46858/packages/synapse-core/src/session-key/secp256k1.ts#L20)

***

### permissions

```ts
permissions: SessionKeyPermissions[];
```

Defined in: [packages/synapse-core/src/session-key/secp256k1.ts:21](https://github.com/FilOzone/synapse-sdk/blob/1d6c4b9fe34534bf1087dfe41491b72be0b46858/packages/synapse-core/src/session-key/secp256k1.ts#L21)

***

### privateKey

```ts
privateKey: `0x${string}`;
```

Defined in: [packages/synapse-core/src/session-key/secp256k1.ts:19](https://github.com/FilOzone/synapse-sdk/blob/1d6c4b9fe34534bf1087dfe41491b72be0b46858/packages/synapse-core/src/session-key/secp256k1.ts#L19)