Well-known elliptic-curve (EC) parameters published by NIST SP 800-186.
| Grade | Elliptic-curve parameter | Key size |
|---|---|---|
|
A
|
Curve25519 | 255 bits |
|
A
|
Curve448 | 448 bits |
|
A
|
prime192v1 | 192 bits |
|
A
|
prime256v1 | 256 bits |
|
A
|
secp224r1 | 224 bits |
|
A
|
secp256k1 | 256 bits |
|
A
|
secp384r1 | 384 bits |
|
A
|
secp521r1 | 521 bits |
|
A
|
sect163k1 | 163 bits |
|
A
|
sect163r2 | 163 bits |
|
A
|
sect233k1 | 233 bits |
|
A
|
sect233r1 | 233 bits |
|
A
|
sect283k1 | 283 bits |
|
A
|
sect283r1 | 283 bits |
|
A
|
sect409k1 | 409 bits |
|
A
|
sect409r1 | 409 bits |
|
A
|
sect571k1 | 571 bits |
|
A
|
sect571r1 | 571 bits |
| Total records: 18 | ||
