universal-hash: replace subtle with ctutils (#2324)

tarcieri · web-flow · commit 37ae13c883ae · 2026-02-27T08:43:56.000-07:00
See #2275
diff --git a/Cargo.lock b/Cargo.lock
diff --git a/universal-hash/Cargo.toml b/universal-hash/Cargo.toml
@@ -13,8 +13,8 @@ categories = ["cryptography", "no-std"]
 description = "Traits which describe the functionality of universal hash functions (UHFs)"
 
 [dependencies]
+ctutils = "0.4"
 common = { version = "0.2", package = "crypto-common" }
-subtle = { version = "2.4", default-features = false }
 
 [lints]
 workspace = true
diff --git a/universal-hash/src/lib.rs b/universal-hash/src/lib.rs
@@ -18,7 +18,7 @@ use common::{
     array::{Array, ArraySize},
 };
 use core::slice;
-use subtle::ConstantTimeEq;
+use ctutils::CtEq;
 use typenum::Unsigned;
 
 /// Trait implemented by UHF backends.
