diff --git a/Cargo.toml b/Cargo.toml
new file mode 100644
index 0000000..56d4a93
--- /dev/null
+++ b/Cargo.toml
@@ -0,0 +1,8 @@
+[package]
+name = "rust-crypto-tests"
+version = "0.1.0"
+edition = "2021"
+
+[dependencies]
+rand = "0.8.5"
+rsa = "0.9.7"
diff --git a/src/main.rs b/src/main.rs
new file mode 100644
index 0000000..54ad01e
--- /dev/null
+++ b/src/main.rs
@@ -0,0 +1,21 @@
+use rsa::{RsaPrivateKey, RsaPublicKey};
+use std::time::Instant;
+use rand::rngs::OsRng;
+
+fn generate_rsa_keys(count: usize, key_size: usize) -> Vec<(RsaPrivateKey, RsaPublicKey)> {
+    let mut rng = OsRng;
+    (0..count)
+        .map(|_| {
+            let private_key = RsaPrivateKey::new(&mut rng, key_size).expect("Failed to generate a key");
+            let public_key = RsaPublicKey::from(&private_key);
+            (private_key, public_key)
+        })
+        .collect()
+}
+
+fn main() {
+    let start = Instant::now();
+    generate_rsa_keys(10, 2048);
+    let duration = start.elapsed();
+    println!("Execution time: {:?}", duration);
+}