iPhone + Base64

Download Base64 and add it into your project.

#import "NSData+Base64.h"

{

    NSString *str =@"tix.lo";

    

    NSData *strData = [str dataUsingEncoding:NSUTF8StringEncoding];

    

    NSString *encodedStr = [strData base64EncodedString];

    

    NSLog(@"Base64 Encoded: %@",encodedStr);

    

    //Base64 Decoding

    NSData *decodedData = [NSData dataFromBase64String:encodedStr];

    

    NSString *decodedStr = [[NSString alloc] initWithData:decodedData encoding:NSUTF8StringEncoding];

    

    NSLog(@"Base64 Decoded: %@",decodedStr );

}

source from : reference