pfcurve.js

pairing-friendly curve library

node.js and browser support (by big-integer)

Support CURVEs

BLS Curve

• bls12-381

BN Curve

• bn462

Performance

CPU : i9-9900K @ 3.6GHz

native bigint vs pure big-integer

| count | bigint | big-integer | bigint | big-integer | | ----- | --------- | ----------- | --------- | ----------- | | | bls12-381 | bls12-381 | bn462 | bn462 | | ----- | --------- | ----------- | --------- | ----------- | | 1 | 79 | 251 | 104 | 603 | | 2 | 74 | 240 | 97 | 585 | | 3 | 72 | 270 | 98 | 615 | | avg | 75 | 254 | 100 | 601 | | ratio | 1.0 | 3.38 | 1.0 | 6.01 |

bls12-381 pairing

√ GT test vector (56ms)
√ should create negative G1 pairing (80ms)
√ should create negative G2 pairing (79ms)
√ should create proper pairing output order (77ms)
√ should create right pairing with bilinearity on G1 (78ms)
√ pairing should not degenerate (111ms)
√ should create right pairing with bilinearity on G2 (146ms)
√ should create right pairing composite check (172ms)

bn462 pairing

√ GT test vector (93ms)
√ should create negative G1 pairing (167ms)
√ should create negative G2 pairing (175ms)
√ should create proper pairing output order (150ms)
√ should create right pairing with bilinearity on G1 (172ms)
√ pairing should not degenerate (259ms)
√ should create right pairing with bilinearity on G2 (273ms)
√ should create right pairing composite check (293ms)

References

• https://tools.ietf.org/html/draft-irtf-cfrg-pairing-friendly-curves-07.html
• https://tools.ietf.org/html/draft-yonezawa-pairing-friendly-curves-02.html
• https://github.com/paulmillr/noble-bls12-381
• https://github.com/miracl/core
• https://github.com/herumi/mcl