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| 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 | 7x 7x 7x 53x 4x 3x 26x 26x 5x 26x 10x 26x | import { Injectable } from "@nestjs/common";
import * as bcrypt from "bcrypt";
@Injectable()
export class PasswordService {
private readonly saltRounds = 12;
async hashPassword(password: string): Promise<string> {
return bcrypt.hash(password, this.saltRounds);
}
async comparePassword(
password: string,
hashedPassword: string,
): Promise<boolean> {
return bcrypt.compare(password, hashedPassword);
}
validatePasswordStrength(password: string): {
isValid: boolean;
errors: string[];
} {
const errors: string[] = [];
if (password.length < 8) {
errors.push("Password must be at least 8 characters long");
}
// ASCII 문자만 허용 (영문 대소문자, 숫자, 특수문자, 공백)
if (!/^[a-zA-Z0-9!@#$%^&*()_+\-=[\]{};':"\\|,.<>/?`~ ]+$/.test(password)) {
errors.push(
"Password can only contain English letters, numbers, and basic special characters",
);
}
return {
isValid: errors.length === 0,
errors,
};
}
}
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