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Generate highly complex random passwords to protect your financial accounts and sensitive information.
Configure parameters and click Generate
Random Phone Number Generator
Generate random phone numbers by country, carrier, and prefix on demand for development, testing, and data simulation.
US Paper Size Chart
Check US standard paper sizes, including everyday, ANSI, and ARCH series. Features millimeter and inch conversions with visual proportion charts.
Chinese D-Series Paper Size Lookup
Look up exact millimeter dimensions for D0 to D6 series paper based on the GB/T 19999-2003 national standard, suitable for book, magazine, and office paper design.
Random Decimal Generator
Generate random decimals with a specified range, decimal places, and quantity. Ideal for data analysis, simulation experiments, and more.
Random Phone Number Generator
Generate random phone numbers by country, carrier, and prefix on demand for development, testing, and data simulation.
US Paper Size Chart
Check US standard paper sizes, including everyday, ANSI, and ARCH series. Features millimeter and inch conversions with visual proportion charts.
Chinese D-Series Paper Size Lookup
Look up exact millimeter dimensions for D0 to D6 series paper based on the GB/T 19999-2003 national standard, suitable for book, magazine, and office paper design.
Random Decimal Generator
Generate random decimals with a specified range, decimal places, and quantity. Ideal for data analysis, simulation experiments, and more.
Random Email Generator
Bulk generate random email addresses for testing and sign-ups with custom prefixes and domains.
When setting up highly secure passwords for financial accounts or sensitive data, manual creation rarely meets modern security standards. This tool utilizes a cryptographically secure pseudorandom number generator (CSPRNG) to create multi-type combination passwords containing uppercase and lowercase letters, numbers, and special symbols. The generated results comply with financial security standards such as PCI DSS. A secure password should contain at least 12 characters and mix all four character types.
Will the generated passwords be recorded or uploaded?
No. All calculations are performed locally in your browser. Our servers do not receive or store any generated data.
Why is it recommended to include special symbols in passwords? Special symbols increase the difficulty of brute-force attacks exponentially. For example, an 8-character password containing symbols like @ or # takes 4 million times longer to crack than a numeric-only password.
Do not save password records after using public computers; we recommend using a dedicated password manager; financial passwords should ideally be changed every 90 days; avoid using easily guessable numbers like birthdays as prefixes.
For scenarios like credit card CVV codes, we recommend generating a 16-character password with special symbols. Example: Entering the prefix "6217" + a 12-character generation length yields a secure combination like 6217#Kp9@zQ2!x. This matches the card number format while guaranteeing unpredictability. For financial systems, we strongly recommend enabling two-factor authentication (2FA) to provide an extra layer of protection even if a password is compromised.
