@class NSData; @protocol ENCypher, ENDevicePublicKey; @interface ENParticipantDevice : NSObject <NSSecureCoding> @property (class, readonly) BOOL supportsSecureCoding; @property (retain, nonatomic) id<ENCypher> cypher; @property (readonly, nonatomic) id<ENDevicePublicKey> devicePublicKey; @property (readonly, nonatomic) NSData *identifier; - (void)encodeWithCoder:(id)a0; - (void).cxx_destruct; - (id)initWithCoder:(id)a0; - (id)verifyAndRevealData:(id)a0 withReceipient:(id)a1 cypherIdentifier:(id)a2 error:(id *)a3; - (id)initWithDevicePublicKey:(id)a0 cypher:(id)a1 identifier:(id)a2; - (id)signAndConcealData:(id)a0 withSender:(id)a1 cypherIdentifier:(id *)a2 error:(id *)a3; @end