---
title: DVDChallengeKeyInfo
framework: IOKit
role: symbol
role_heading: Structure
platforms: [Mac Catalyst 13.0+, macOS 10.1+]
path: iokit/dvdchallengekeyinfo
---

# DVDChallengeKeyInfo

## Declaration

```occ
typedef struct DVDChallengeKeyInfo {
    ...
} DVDChallengeKeyInfo;
```

## Topics

### Instance Properties

- [challengeKeyValue](iokit/dvdchallengekeyinfo/1394211-challengekeyvalue.md)
- [dataLength](iokit/dvdchallengekeyinfo/1393938-datalength.md)
- [reserved](iokit/dvdchallengekeyinfo/1394083-reserved.md)
- [reserved2](iokit/dvdchallengekeyinfo/1394225-reserved2.md)