---
title: "ICertificateStore"
description: "Namespace: Lacuna.Pki.Stores"
canonical: "https://docs.lacunasoftware.com/api/Lacuna.Pki.Stores/ICertificateStore"
locale: "pt-BR"
product: "PKI SDK"
last_updated: "2026-06-02"
---

# ICertificateStore

**Namespace:** `Lacuna.Pki.Stores`  
**Assembly:** `Lacuna.Pki`  
_Interface_

```csharp
public interface ICertificateStore
```

## Métodos

### `GetCertificate(byte[])`

Find a certificate by its Key Identifier

```csharp
PKCertificate GetCertificate(byte[] keyIdentifier)
```

**Parâmetros**

| Nome | Tipo | Descrição |
|---|---|---|
| `keyIdentifier` | [`byte[]`](https://learn.microsoft.com/dotnet/api/system.byte) |  |

**Retorno**

[`PKCertificate`](https://docs.lacunasoftware.com/api/Lacuna.Pki/PKCertificate)

---

### `GetCertificate(Name, BigInteger)`

Find a certificate by its Issuer Name and Serial Number

```csharp
PKCertificate GetCertificate(Name issuerName, BigInteger serialNumber)
```

**Parâmetros**

| Nome | Tipo | Descrição |
|---|---|---|
| `issuerName` | [`Name`](https://docs.lacunasoftware.com/api/Lacuna.Pki/Name) | Certificate's issuer name |
| `serialNumber` | [`BigInteger`](https://learn.microsoft.com/dotnet/api/system.numerics.biginteger) | Certificate's serial number |

**Retorno**

[`PKCertificate`](https://docs.lacunasoftware.com/api/Lacuna.Pki/PKCertificate)

---

### `GetCertificates(Name)`

Find one or more certificates by its Subject Name

```csharp
List<PKCertificate> GetCertificates(Name subjectName)
```

**Parâmetros**

| Nome | Tipo | Descrição |
|---|---|---|
| `subjectName` | [`Name`](https://docs.lacunasoftware.com/api/Lacuna.Pki/Name) |  |

**Retorno**

[`List<PKCertificate>`](https://learn.microsoft.com/dotnet/api/system.collections.generic.list-1)

---