# Secp256k1SessionKeyProps

Defined in: [packages/synapse-core/src/session-key/secp256k1.ts:17](https://github.com/FilOzone/synapse-sdk/blob/2c515fb6328c4f7a68ed82653d96ab11299e177d/packages/synapse-core/src/session-key/secp256k1.ts#L17)

## Properties

### expiresAt

> **expiresAt**: `number` \| `undefined`

Defined in: [packages/synapse-core/src/session-key/secp256k1.ts:19](https://github.com/FilOzone/synapse-sdk/blob/2c515fb6328c4f7a68ed82653d96ab11299e177d/packages/synapse-core/src/session-key/secp256k1.ts#L19)

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### permissions

> **permissions**: [`SessionKeyPermissions`](/reference/filoz/synapse-core/session-key/type-aliases/sessionkeypermissions/)[]

Defined in: [packages/synapse-core/src/session-key/secp256k1.ts:20](https://github.com/FilOzone/synapse-sdk/blob/2c515fb6328c4f7a68ed82653d96ab11299e177d/packages/synapse-core/src/session-key/secp256k1.ts#L20)

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### privateKey

> **privateKey**: `` `0x${string}` ``

Defined in: [packages/synapse-core/src/session-key/secp256k1.ts:18](https://github.com/FilOzone/synapse-sdk/blob/2c515fb6328c4f7a68ed82653d96ab11299e177d/packages/synapse-core/src/session-key/secp256k1.ts#L18)