diff --git a/Cargo.toml b/Cargo.toml
index c4ed0867..df638b55 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -21,7 +21,7 @@ license = "GPL-3.0-or-later"
 categories = ["cryptography"]
 
 [lib]
-crate-type = ["lib"]
+crate-type = ["staticlib", "rlib"]
 
 [dependencies]
 paillier = { git = "https://github.com/mortendahl/rust-paillier"}
@@ -34,7 +34,7 @@ reqwest = "0.9.5"
 rocket = "0.4.0"
 rocket_contrib = "0.4.0"
 uuid = { version = "0.7", features = ["v4"] }
-rust-crypto = "^0.2"
+rust-crypto = { git = "https://github.com/vhnatyk/rust-crypto", branch="aarch64"} #"^0.2"
 
 [dependencies.curv]
 git = "https://github.com/KZen-networks/curv"
@@ -50,6 +50,11 @@ rust-gmp = { version = "0.5.0", features = ["serde_support"], git = "https://git
 criterion = "0.2"
 
 [[bench]]
-name = "keygen"
+name = "keygen_2p"
 path = "benches/two_party_ecdsa/lindell_2017/keygen.rs"
 harness = false
+
+[[bench]]
+name = "keygen_mp"
+path = "benches/multi_party_ecdsa/gg18/keygen.rs"
+harness = false
\ No newline at end of file
diff --git a/benches/multi_party_ecdsa/gg18/keygen.rs b/benches/multi_party_ecdsa/gg18/keygen.rs
index fbec0819..8a735c7a 100644
--- a/benches/multi_party_ecdsa/gg18/keygen.rs
+++ b/benches/multi_party_ecdsa/gg18/keygen.rs
@@ -1,13 +1,13 @@
 #[macro_use]
 extern crate criterion;
-extern crate cryptography_utils;
+extern crate curv;
 extern crate multi_party_ecdsa;
 
 mod bench {
     use criterion::Criterion;
-    use cryptography_utils::arithmetic::traits::Samplable;
-    use cryptography_utils::elliptic::curves::traits::*;
-    use cryptography_utils::BigInt;
+    // use curv::arithmetic::traits::Samplable;
+    // use curv::elliptic::curves::traits::*;
+    // use curv::BigInt;
     use multi_party_ecdsa::protocols::multi_party_ecdsa::gg_2018::party_i::*;
     pub fn bench_full_keygen_party_one_two(c: &mut Criterion) {
         c.bench_function("keygen", move |b| {
@@ -35,17 +35,19 @@ mod bench {
                 //phase2 (including varifying correct paillier):
                 let (vss_scheme_1, secret_shares_1, index1) = party1_keys
                     .phase1_verify_com_phase3_verify_correct_key_phase2_distribute(
-                        &parames, &blind_vec, &y_vec, &bc1_vec,
+                        &parames, &blind_vec, //&y_vec, 
+                        &bc1_vec,
                     )
                     .expect("invalid key");
                 let (vss_scheme_2, secret_shares_2, index2) = party2_keys
                     .phase1_verify_com_phase3_verify_correct_key_phase2_distribute(
-                        &parames, &blind_vec, &y_vec, &bc1_vec,
+                        &parames, &blind_vec, //&y_vec, 
+                        &bc1_vec,
                     )
                     .expect("invalid key");
 
                 // each party assembles her secret share vector:
-                let vss_scheme_for_test = vss_scheme_1.clone();
+                let _vss_scheme_for_test = vss_scheme_1.clone();
                 let vss_vec = vec![vss_scheme_1, vss_scheme_2];
                 let party1_ss_vec = vec![
                     secret_shares_1[index1].clone(),