# CoreWLANUtil.h ## Discussion ### Included Headers - ## Topics ### Utility Methods [`OSStatus CWKeychainCopyEAPIdentity(CFDataRef ssidData, SecIdentityRef*identity);`](/documentation/CoreWLAN/CWKeychainCopyEAPIdentity) Finds and returns the identity stored for corresponding network with the specified SSID. [`func CWKeychainCopyEAPIdentityList(UnsafeMutablePointer?>?) -> OSStatus`](/documentation/CoreWLAN/CWKeychainCopyEAPIdentityList(_:)) Finds and returns the available identities stored in the keychain. [`OSStatus CWKeychainCopyEAPUsernameAndPassword(CFDataRef ssidData, CFStringRef*username, CFStringRef*password);`](/documentation/CoreWLAN/CWKeychainCopyEAPUsernameAndPassword) Finds and returns the username and password stored for corresponding network with the specified SSID. [`OSStatus CWKeychainCopyPassword(CFDataRef ssidData, CFStringRef*password);`](/documentation/CoreWLAN/CWKeychainCopyPassword) Finds and returns the keychain password stored for the corresponding network with the specified SSID. [`OSStatus CWKeychainDeleteEAPUsernameAndPassword(CFDataRef ssidData);`](/documentation/CoreWLAN/CWKeychainDeleteEAPUsernameAndPassword) Deletes the keychain item containing the 802.1X username and password for the specified SSID. [`OSStatus CWKeychainDeletePassword(CFDataRef ssidData);`](/documentation/CoreWLAN/CWKeychainDeletePassword) Deletes the network password for the specified SSID from the default keychain. [`OSStatus CWKeychainSetEAPIdentity(CFDataRef ssidData, SecIdentityRef identity);`](/documentation/CoreWLAN/CWKeychainSetEAPIdentity) Associates an exisiting identity item to the specified SSID. [`OSStatus CWKeychainSetEAPUsernameAndPassword(CFDataRef ssidData, CFStringRef username, CFStringRef password);`](/documentation/CoreWLAN/CWKeychainSetEAPUsernameAndPassword) Sets the keychain item containing the 802.1X username and password for the specified SSID. [`OSStatus CWKeychainSetPassword(CFDataRef ssidData, CFStringRef password);`](/documentation/CoreWLAN/CWKeychainSetPassword) Sets the network keychain password for the specified SSID. [`func CWMergeNetworks(Set) -> Set`](/documentation/CoreWLAN/CWMergeNetworks(_:)) Merges the specified set of CWNetwork objects. --- Copyright © 2026 Apple Inc. All rights reserved. | [Terms of Use](https://www.apple.com/legal/internet-services/terms/site.html) | [Privacy Policy](https://www.apple.com/privacy/privacy-policy)