---
title: MEMessageSecurityInformation
framework: mailkit
role: symbol
role_heading: Class
path: mailkit/memessagesecurityinformation
---

# MEMessageSecurityInformation

An object that contains details about a message’s content, such as if it’s encrypted and who digitally signed it.

## Declaration

```swift
class MEMessageSecurityInformation
```

## Topics

### Describing Message Security Attributes

- [init(signers:isEncrypted:signingError:encryptionError:)](mailkit/memessagesecurityinformation/init(signers:isencrypted:signingerror:encryptionerror:).md)
- [isEncrypted](mailkit/memessagesecurityinformation/isencrypted.md)
- [encryptionError](mailkit/memessagesecurityinformation/encryptionerror.md)
- [signers](mailkit/memessagesecurityinformation/signers.md)
- [signingError](mailkit/memessagesecurityinformation/signingerror.md)

### Initializers

- [init(signers:isEncrypted:signingError:encryptionError:shouldBlockRemoteContent:localizedRemoteContentBlockingReason:)](mailkit/memessagesecurityinformation/init(signers:isencrypted:signingerror:encryptionerror:shouldblockremotecontent:localizedremotecontentblockingreason:).md)
- [init(coder:)](mailkit/memessagesecurityinformation/init(coder:).md)

### Instance Properties

- [localizedRemoteContentBlockingReason](mailkit/memessagesecurityinformation/localizedremotecontentblockingreason.md)
- [shouldBlockRemoteContent](mailkit/memessagesecurityinformation/shouldblockremotecontent.md)

## Relationships

### Inherits From

- [NSObject](objectivec/nsobject-swift.class.md)

### Conforms To

- [CVarArg](swift/cvararg.md)
- [CustomDebugStringConvertible](swift/customdebugstringconvertible.md)
- [CustomStringConvertible](swift/customstringconvertible.md)
- [Equatable](swift/equatable.md)
- [Hashable](swift/hashable.md)
- [NSCoding](foundation/nscoding.md)
- [NSObjectProtocol](objectivec/nsobjectprotocol.md)
- [NSSecureCoding](foundation/nssecurecoding.md)

## See Also

### Decrypting Messages and Verifying Signatures

- [MEMessageDecoder](mailkit/memessagedecoder.md)
- [MEDecodedMessage](mailkit/medecodedmessage.md)
- [MEMessageSigner](mailkit/memessagesigner.md)