diff --git a/deoxys/src/deoxys_bc.rs b/deoxys/src/deoxys_bc.rs
index 2bb76462..b39a32de 100644
--- a/deoxys/src/deoxys_bc.rs
+++ b/deoxys/src/deoxys_bc.rs
@@ -3,7 +3,7 @@ use aead::{
     consts::{U15, U16, U17, U32, U48},
 };
 
-use crate::{DeoxysBcType, DeoxysKey, Tweak};
+use crate::{DeoxysBcType, Key, Tweak};
 
 const H_PERM: [u8; 16] = [1, 6, 11, 12, 5, 10, 15, 0, 9, 14, 3, 4, 13, 2, 7, 8];
 
@@ -47,9 +47,9 @@ pub trait DeoxysBcInternal {
 
     fn key_schedule(
         tweak: &Tweak,
-        subkeys: &Array<DeoxysKey, Self::SubkeysSize>,
-    ) -> Array<DeoxysKey, Self::SubkeysSize> {
-        let mut subtweakeys: Array<DeoxysKey, Self::SubkeysSize> = Default::default();
+        subkeys: &Array<Key, Self::SubkeysSize>,
+    ) -> Array<Key, Self::SubkeysSize> {
+        let mut subtweakeys: Array<Key, Self::SubkeysSize> = Default::default();
         let mut tweak = *tweak;
 
         // First key
@@ -78,8 +78,8 @@ impl DeoxysBcInternal for DeoxysBc256 {
 impl DeoxysBcType for DeoxysBc256 {
     type KeySize = U16;
 
-    fn precompute_subkeys(key: &Array<u8, Self::KeySize>) -> Array<DeoxysKey, Self::SubkeysSize> {
-        let mut subkeys: Array<DeoxysKey, Self::SubkeysSize> = Default::default();
+    fn precompute_subkeys(key: &Array<u8, Self::KeySize>) -> Array<Key, Self::SubkeysSize> {
+        let mut subkeys: Array<Key, Self::SubkeysSize> = Default::default();
 
         let mut tk2 = [0u8; 16];
 
@@ -116,8 +116,8 @@ impl DeoxysBcInternal for DeoxysBc384 {
 impl DeoxysBcType for DeoxysBc384 {
     type KeySize = U32;
 
-    fn precompute_subkeys(key: &Array<u8, Self::KeySize>) -> Array<DeoxysKey, Self::SubkeysSize> {
-        let mut subkeys: Array<DeoxysKey, Self::SubkeysSize> = Default::default();
+    fn precompute_subkeys(key: &Array<u8, Self::KeySize>) -> Array<Key, Self::SubkeysSize> {
+        let mut subkeys: Array<Key, Self::SubkeysSize> = Default::default();
 
         let mut tk3 = [0u8; 16];
         let mut tk2 = [0u8; 16];
diff --git a/deoxys/src/lib.rs b/deoxys/src/lib.rs
index 63df0f7b..a1b51ef2 100644
--- a/deoxys/src/lib.rs
+++ b/deoxys/src/lib.rs
@@ -110,7 +110,7 @@ mod deoxys_bc;
 /// Operation modes for Deoxys.
 mod modes;
 
-pub use aead::{self, AeadCore, AeadInPlaceDetached, Error, Key, KeyInit, KeySizeUser, consts};
+pub use aead::{self, AeadCore, AeadInPlaceDetached, Error, KeyInit, KeySizeUser, consts};
 
 use aead::{
     PostfixTagged,
@@ -143,7 +143,8 @@ type Block = Array<u8, U16>;
 
 type Tweak = Array<u8, U16>;
 
-type DeoxysKey = Array<u8, U16>;
+/// Deoxys key
+pub type Key = Array<u8, U16>;
 
 /// Deoxys encryption modes.
 /// This type contains the public API for a Deoxys mode, like Deoxys-I and Deoxys-II.
@@ -160,7 +161,7 @@ where
         nonce: &Array<u8, Self::NonceSize>,
         associated_data: &[u8],
         buffer: &mut [u8],
-        subkeys: &Array<DeoxysKey, B::SubkeysSize>,
+        subkeys: &Array<Key, B::SubkeysSize>,
     ) -> Tag;
 
     /// Decrypts the data in place with the specified parameters
@@ -170,7 +171,7 @@ where
         associated_data: &[u8],
         buffer: &mut [u8],
         tag: &Tag,
-        subkeys: &Array<DeoxysKey, B::SubkeysSize>,
+        subkeys: &Array<Key, B::SubkeysSize>,
     ) -> Result<(), aead::Error>;
 }
 
@@ -181,14 +182,10 @@ pub trait DeoxysBcType: deoxys_bc::DeoxysBcInternal {
     type KeySize: ArraySize;
 
     /// Precompute the subkeys
-    fn precompute_subkeys(key: &Array<u8, Self::KeySize>) -> Array<DeoxysKey, Self::SubkeysSize>;
+    fn precompute_subkeys(key: &Array<u8, Self::KeySize>) -> Array<Key, Self::SubkeysSize>;
 
     /// Encrypts a block of data in place.
-    fn encrypt_in_place(
-        block: &mut Block,
-        tweak: &Tweak,
-        subkeys: &Array<DeoxysKey, Self::SubkeysSize>,
-    ) {
+    fn encrypt_in_place(block: &mut Block, tweak: &Tweak, subkeys: &Array<Key, Self::SubkeysSize>) {
         let keys = Self::key_schedule(tweak, subkeys);
 
         for (b, k) in block.iter_mut().zip(keys[0].iter()) {
@@ -201,11 +198,7 @@ pub trait DeoxysBcType: deoxys_bc::DeoxysBcInternal {
     }
 
     /// Decrypts a block of data in place.
-    fn decrypt_in_place(
-        block: &mut Block,
-        tweak: &Tweak,
-        subkeys: &Array<DeoxysKey, Self::SubkeysSize>,
-    ) {
+    fn decrypt_in_place(block: &mut Block, tweak: &Tweak, subkeys: &Array<Key, Self::SubkeysSize>) {
         let mut keys = Self::key_schedule(tweak, subkeys);
 
         let r = keys.len();
@@ -233,7 +226,7 @@ where
     M: DeoxysMode<B>,
     B: DeoxysBcType,
 {
-    subkeys: Array<DeoxysKey, B::SubkeysSize>,
+    subkeys: Array<Key, B::SubkeysSize>,
     mode: PhantomData<M>,
 }
 
@@ -250,7 +243,7 @@ where
     M: DeoxysMode<B>,
     B: DeoxysBcType,
 {
-    fn new(key: &Key<Self>) -> Self {
+    fn new(key: &aead::Key<Self>) -> Self {
         Self {
             subkeys: B::precompute_subkeys(key),
             mode: PhantomData,
diff --git a/deoxys/src/modes.rs b/deoxys/src/modes.rs
index d02d586a..2b21bf75 100644
--- a/deoxys/src/modes.rs
+++ b/deoxys/src/modes.rs
@@ -1,4 +1,4 @@
-use super::{Block, DeoxysBcType, DeoxysKey, DeoxysMode, Tag, Tweak};
+use super::{Block, DeoxysBcType, DeoxysMode, Key, Tag, Tweak};
 use aead::{
     array::Array,
     consts::{U8, U15, U16},
@@ -33,7 +33,7 @@ where
     fn compute_ad_tag(
         associated_data: &[u8],
         tweak: &mut Tweak,
-        subkeys: &Array<DeoxysKey, B::SubkeysSize>,
+        subkeys: &Array<Key, B::SubkeysSize>,
         tag: &mut Tag,
     ) {
         if !associated_data.is_empty() {
@@ -86,7 +86,7 @@ where
         nonce: &Array<u8, Self::NonceSize>,
         associated_data: &[u8],
         buffer: &mut [u8],
-        subkeys: &Array<DeoxysKey, B::SubkeysSize>,
+        subkeys: &Array<Key, B::SubkeysSize>,
     ) -> Tag {
         let mut tag = Tag::default();
         let mut checksum = Checksum::default();
@@ -186,7 +186,7 @@ where
         associated_data: &[u8],
         buffer: &mut [u8],
         tag: &Tag,
-        subkeys: &Array<DeoxysKey, B::SubkeysSize>,
+        subkeys: &Array<Key, B::SubkeysSize>,
     ) -> Result<(), aead::Error> {
         let mut computed_tag = Tag::default();
         let mut checksum = Checksum::default();
@@ -291,7 +291,7 @@ where
     fn authenticate_message(
         buffer: &[u8],
         tweak: &mut Tweak,
-        subkeys: &Array<DeoxysKey, B::SubkeysSize>,
+        subkeys: &Array<Key, B::SubkeysSize>,
         tag: &mut Tag,
     ) {
         if !buffer.is_empty() {
@@ -332,7 +332,7 @@ where
     fn encrypt_decrypt_message(
         buffer: &mut [u8],
         tweak: &mut Tweak,
-        subkeys: &Array<DeoxysKey, B::SubkeysSize>,
+        subkeys: &Array<Key, B::SubkeysSize>,
         tag: &Tag,
         nonce: &Array<u8, U15>,
     ) {
@@ -376,7 +376,7 @@ where
         nonce: &Array<u8, Self::NonceSize>,
         associated_data: &[u8],
         buffer: &mut [u8],
-        subkeys: &Array<DeoxysKey, B::SubkeysSize>,
+        subkeys: &Array<Key, B::SubkeysSize>,
     ) -> Tag {
         let mut tag = Tag::default();
         let mut tweak = Tweak::default();
@@ -407,7 +407,7 @@ where
         associated_data: &[u8],
         buffer: &mut [u8],
         tag: &Tag,
-        subkeys: &Array<DeoxysKey, B::SubkeysSize>,
+        subkeys: &Array<Key, B::SubkeysSize>,
     ) -> Result<(), aead::Error> {
         let mut computed_tag = Tag::default();
         let mut tweak = Tweak::default();