Password Validator & Strength Evaluator
Navajo is named in honor of the famed code talkers of the Second World War.
NSString *password = @"abc123"
NJOPasswordValidator *validator = [NJOPasswordValidator standardValidator];
NSArray *failingRules = nil;
BOOL isValid = [validator validatePassword:password
failingRules:&failingRules];
if (!isValid) {
for (id <NJOPasswordRule> rule in failingRules) {
NSLog(@"- %@", [rule localizedErrorDescription]);
}
}- Allowed Characters
- Required Characters (e.g. lowercase, uppercase, decimal, symbol)
- Non-Dictionary Word
- Minimum / Maximum Length
- Predicate Match
- Regular Expression Match
- Block Evaluation
Password strength is evaluated in terms of information entropy.
NJOPasswordStrength strength = [NJOPasswordStrengthEvaluator strengthOfPassword:password];
NSLog(@"%@", [NJOPasswordStrengthEvaluator localizedStringForPasswordStrength:strength]);Navajo is available under the MIT license. See the LICENSE file for more info.
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