diff --git a/Cargo.toml b/Cargo.toml
index 9d0c0fc..f12b0e0 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -3,7 +3,7 @@ name = "false-bottom"
 version = "0.1.0"
 description = "A deniable encryption scheme"
 repository = "https://codeberg.org/skran/false-bottom"
-author = ["K Shiva Kiran <shiva_kr@riseup.net>"]
+authors = ["K Shiva Kiran <shiva_kr@riseup.net>"]
 license = "GPL-3.0-or-later"
 edition = "2021"
 
@@ -14,6 +14,14 @@ crypto-bigint = {version = "0.5.5", features = ["generic-array"]}
 base64 = "0.21.7"
 bincode = "1.3.3"
 typenum = "1.17.0"
+rayon = "1.10.0"
 
 [lib]
-doctest = false
\ No newline at end of file
+doctest = false
+
+[dev-dependencies]
+criterion = "0.5.1"
+
+[[bench]]
+name = "bench"
+harness = false
diff --git a/benches/bench.rs b/benches/bench.rs
new file mode 100644
index 0000000..285c013
--- /dev/null
+++ b/benches/bench.rs
@@ -0,0 +1,26 @@
+use criterion::*;
+use false_bottom::{FB128, FBAlgo};
+
+pub fn bench(c: &mut Criterion) {
+	let inp = vec![0_u8; 4096000];
+	let mut fb = FB128::init(2, 2).unwrap();
+	let mut group = c.benchmark_group("bench-group");
+    let key = fb.add(&inp);
+	group.sample_size(21);
+	group.throughput(Throughput::Bytes(inp.len() as u64));
+	group.bench_with_input(
+		BenchmarkId::new("4MB null bytes encryption", 4), &inp,
+		|b, inp| b.iter(|| {
+			fb.add(&inp)
+		}),
+	);
+	group.bench_with_input(
+		BenchmarkId::new("4MB null bytes decryption", 4), &key,
+		|b, key| b.iter(|| {
+			fb.decrypt(&key)
+		}),
+	);
+}
+
+criterion_group!(benches, bench);
+criterion_main!(benches);