diff -r 2c300b15b381 -r 39fec79de6e8 MYPublicKey.m
--- a/MYPublicKey.m	Sat Jun 06 15:01:28 2009 -0700
+++ b/MYPublicKey.m	Sun Jun 07 21:53:56 2009 -0700
@@ -36,7 +36,7 @@
     [super dealloc];
 }
 
-- (SecExternalItemType) keyType {
+- (SecExternalItemType) keyClass {
 #if MYCRYPTO_USE_IPHONE_API
     return kSecAttrKeyClassPublic;
 #else
@@ -44,6 +44,16 @@
 #endif
 }
 
+#if MYCRYPTO_USE_IPHONE_API
+- (SecExternalItemType) keyType {
+    return kSecAttrKeyTypeRSA;
+}
+
+- (MYSHA1Digest*) _keyDigest {
+    return (MYSHA1Digest*) [MYSHA1Digest digestFromDigestData: [self _attribute: kSecAttrApplicationLabel]];
+}
+#endif
+
 - (NSUInteger)hash {
     return self.publicKeyDigest.hash;
 }