add replay protection notice in note

cairoeth · cairoeth · commit f50d89acbe81 · 2024-06-10T22:16:02.000-07:00
diff --git a/docs/modules/ROOT/pages/utilities.adoc b/docs/modules/ROOT/pages/utilities.adoc
@@ -54,7 +54,7 @@ function _verify(
 }
 ----
 
-IMPORTANT: Always use keys of at least 2048 bits.
+IMPORTANT: Always use keys of at least 2048 bits. Additionally, be aware that PKCS#1 v1.5 allows for replayability due to the possibility of arbitrary optional parameters. To prevent replay attacks, consider including an onchain nonce or unique identifier in the message.
 
 === Verifying Merkle Proofs
 

Original file line number	Diff line number	Diff line change
`@@ -54,7 +54,7 @@ function _verify(`
`54`	`54`	`}`
`55`	`55`	`----`
`56`	`56`
`57`		`-IMPORTANT: Always use keys of at least 2048 bits.`
	`57`	`+IMPORTANT: Always use keys of at least 2048 bits. Additionally, be aware that PKCS#1 v1.5 allows for replayability due to the possibility of arbitrary optional parameters. To prevent replay attacks, consider including an onchain nonce or unique identifier in the message.`
`58`	`58`
`59`	`59`	`=== Verifying Merkle Proofs`
`60`	`60`