Skip to main content
Calcimator

Encryption Strength Calculator

Complete encryption strength analysis. Key strength, hash functions, cipher modes, post-quantum cryptography, and random number generation.

Progress0%

Step 1 of 5

How to Use This Calculator
  1. Follow the step-by-step wizard — complete each step before moving to the next. This guided approach ensures you provide all the necessary information in a logical order.
  2. Analysis Type — Calculation mode to use. Choose from: Key Strength & Entropy, Hash Function Analysis, Block Cipher Modes, Post-Quantum Cryptography, Random Number Generation. default: 0.
  3. Key Length (bits) — AES: 128/192/256, RSA: 2048+ default: 256.
  4. Algorithm Type — enter your preferred option from the dropdown. Choose from: AES (Symmetric), RSA (Asymmetric), ECC (Elliptic Curve), ChaCha20. default: 0.
  5. Implementation Quality (%) — Account for side-channels, etc. default: 100.
  6. Hash Function — Hash algorithm to use. Choose from: SHA-256, SHA-512, SHA-3-256, MD5 (Broken), bcrypt. default: 0.
  7. Iterations/Cost Factor — For bcrypt: cost factor (10-14) default: 12.
  8. Salt Length (bytes) — enter a numeric value. default: 16.
  9. Cipher Mode — enter your preferred option from the dropdown. Choose from: ECB (INSECURE), CBC, CTR, GCM (Recommended), XTS (Disk Encryption). default: 3.
  10. Block Size (bits) — enter a numeric value. default: 128.
  11. Data Size (GB) — enter a numeric value. default: 1.
  12. PQ Algorithm — enter your preferred option from the dropdown. Choose from: Kyber (KEM), Dilithium (Signature), SPHINCS+ (Signature), Classic McEliece (KEM). default: 0.
  13. NIST Security Level (1-5) — 1=AES-128, 3=AES-192, 5=AES-256 default: 3.
  14. RNG Type — enter your preferred option from the dropdown. Choose from: CSPRNG, PRNG (Non-crypto), TRNG (Hardware), DRBG. default: 0.
  15. Seed Entropy (bits) — enter a numeric value. default: 256.
  16. Output Size (bytes) — enter a numeric value. default: 1,024.
  17. Once all inputs are set, review your results in the Results panel. Here's what each output means:
  18. Algorithm — your calculated result. This is the primary result of this calculator.
  19. Effective Strength (bits) — shown as a numeric value. This is the primary result of this calculator.
  20. Security Level — your calculated result.
  21. Quantum Resistant — your calculated result.
  22. Classical Crack Time (years) — shown as a numeric value.
  23. NIST Level — shown as a numeric value.
  24. Hash Function — your calculated result.
  25. Output Size (bits) — shown as a numeric value.
  26. Collision Resistance (bits) — shown as a numeric value.
  27. Security Status — your calculated result.
  28. Password Crack Time (years) — shown as a numeric value.
  29. Cipher Mode — your calculated result.
  30. Authenticated — your calculated result.
  31. Parallelizable — your calculated result.
  32. Security Notes — your calculated result.
  33. PQ Algorithm — your calculated result.
  34. Public Key (bytes) — shown as a numeric value.
  35. Security Basis — your calculated result.
  36. Status — your calculated result.
  37. RNG Type — your calculated result.
  38. Crypto Safe — your calculated result.
  39. Entropy Source — your calculated result.
  40. Entropy Quality — your calculated result.
  41. View the Security Strength Comparison below for a visual breakdown of how the numbers relate to each other.
  42. Check the Encryption Analysis for a detailed row-by-row breakdown. This is useful for spotting trends or finding values at specific points.
  43. Explore the related calculators below if you need deeper analysis or want to approach this topic from a different angle.
Ad Placeholder

Formula

Security = 2^(key_bits) operations | Birthday attack = 2^(n/2)

Related Calculators

Attack Probability Calculator

Comprehensive cryptographic attack analysis. Brute force, birthday attacks, side-channel risks, password strength, and key derivation security.

Security Tools Calculator

Password strength analysis, crack time estimation, and hash algorithm comparison.

Password Strength Calculator

Check how strong your password could be based on length and character types. See estimated time to crack.

Ad Placeholder