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Diffstat (limited to 'docs/TESTS.md')
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1 files changed, 14 insertions, 1 deletions
diff --git a/docs/TESTS.md b/docs/TESTS.md index d2eb500..bd70206 100644 --- a/docs/TESTS.md +++ b/docs/TESTS.md @@ -6,9 +6,10 @@ - `composite` - `invalid` - `twist` + - `degenerate` - `cofactor` -**NOTE: The `wrong`, `composite`, `invalid`,`twist` and `cofactor` test suites caused temporary/permanent DoS of some cards. These test suites prompt you for +**NOTE: The `wrong`, `composite`, `invalid`,`twist`, `cofactor` and `degenerate` test suites caused temporary/permanent DoS of some cards. These test suites prompt you for confirmation before running, be cautious.** ## Default @@ -103,6 +104,18 @@ For example: java -jar ECTester.jar -t twist ``` +## Degenerate +Tests using known named curves froms several categories(SECG/NIST) against pre-generated points on the degenerate line +`Y: x = 0`. ECDH should fail, a success here might mean the card does not check that the point lies on the correct curve +and uses a curve model vulnerable to such degenerate points. + +See [Degenerate Curve Attachs - Extending Invalid Curve Attacks to Edwards Curves and Other Models](https://eprint.iacr.org/2015/1233.pdf) for more information. + +For example: +```bash +java -jar ECTester.jar -t degenerate +``` + ## Cofactor Tests whether the card correctly rejects points that lie on the curve but not on the subgroup generated by the specified generator during ECDH. |