NSURLConnection/CFURLConnection HTTP load failed (kCFStreamErrorDomainSSL, -9813)

NSURLRequest+SelfSignedCertificate.h

#import <Foundation/Foundation.h>

@interface NSURLRequest (SelfSignedCertificate)

#ifdef DEBUG
+ (BOOL)allowsAnyHTTPSCertificateForHost:(NSString *)host;
#endif

@end

NSURLRequest+SelfSignedCertificate.m

#import "NSURLRequest+SelfSignedCertificate.h"

@implementation NSURLRequest (SelfSignedCertificate)

#ifdef DEBUG
+ (BOOL)allowsAnyHTTPSCertificateForHost:(NSString *)host {
    if ([host isEqualToString:@"localhost"]) {
        // Use self-signed certificate.
        return YES;
    }
    return NO;
}
#endif

@end