diff --git a/src/core/authorization_request/parameters.rs b/src/core/authorization_request/parameters.rs
index 568f1e4..a733156 100644
--- a/src/core/authorization_request/parameters.rs
+++ b/src/core/authorization_request/parameters.rs
@@ -1,12 +1,9 @@
 use std::{fmt, ops::Deref};
 
 use crate::core::{
-    metadata::parameters::{
-        verifier::{JWKs, VpFormats},
-        wallet::{
-            AuthorizationEncryptedResponseAlg, AuthorizationEncryptedResponseEnc,
-            AuthorizationSignedResponseAlg,
-        },
+    metadata::parameters::verifier::{
+        AuthorizationEncryptedResponseAlg, AuthorizationEncryptedResponseEnc,
+        AuthorizationSignedResponseAlg, JWKs, VpFormats,
     },
     object::{ParsingErrorContext, TypedParameter, UntypedObject},
     presentation_definition::PresentationDefinition as PresentationDefinitionParsed,
diff --git a/src/core/metadata/parameters/verifier.rs b/src/core/metadata/parameters/verifier.rs
index 99dc127..b5550ee 100644
--- a/src/core/metadata/parameters/verifier.rs
+++ b/src/core/metadata/parameters/verifier.rs
@@ -146,6 +146,27 @@ impl From<AuthorizationEncryptedResponseEnc> for Json {
     }
 }
 
+#[derive(Debug, Clone)]
+pub struct AuthorizationSignedResponseAlg(pub ssi::crypto::Algorithm);
+
+impl TypedParameter for AuthorizationSignedResponseAlg {
+    const KEY: &'static str = "authorization_signed_response_alg";
+}
+
+impl TryFrom<Json> for AuthorizationSignedResponseAlg {
+    type Error = Error;
+
+    fn try_from(value: Json) -> Result<Self, Self::Error> {
+        Ok(Self(serde_json::from_value(value)?))
+    }
+}
+
+impl From<AuthorizationSignedResponseAlg> for Json {
+    fn from(value: AuthorizationSignedResponseAlg) -> Json {
+        Json::String(value.0.to_string())
+    }
+}
+
 #[cfg(test)]
 mod test {
     use serde_json::json;
diff --git a/src/core/metadata/parameters/wallet.rs b/src/core/metadata/parameters/wallet.rs
index fce2db1..c48be6d 100644
--- a/src/core/metadata/parameters/wallet.rs
+++ b/src/core/metadata/parameters/wallet.rs
@@ -205,73 +205,6 @@ impl From<AuthorizationEncryptionEncValuesSupported> for Json {
     }
 }
 
-#[derive(Debug, Clone)]
-pub struct AuthorizationSignedResponseAlg(pub ssi::crypto::Algorithm);
-
-impl TypedParameter for AuthorizationSignedResponseAlg {
-    const KEY: &'static str = "authorization_signed_response_alg";
-}
-
-impl TryFrom<Json> for AuthorizationSignedResponseAlg {
-    type Error = Error;
-
-    fn try_from(value: Json) -> Result<Self, Self::Error> {
-        Ok(Self(serde_json::from_value(value)?))
-    }
-}
-
-impl From<AuthorizationSignedResponseAlg> for Json {
-    fn from(value: AuthorizationSignedResponseAlg) -> Json {
-        Json::String(value.0.to_string())
-    }
-}
-
-#[derive(Debug, Clone)]
-pub struct AuthorizationEncryptedResponseAlg(pub ssi::crypto::Algorithm);
-
-impl TypedParameter for AuthorizationEncryptedResponseAlg {
-    const KEY: &'static str = "authorization_encrypted_response_alg";
-}
-
-impl TryFrom<Json> for AuthorizationEncryptedResponseAlg {
-    type Error = Error;
-
-    fn try_from(value: Json) -> Result<Self, Self::Error> {
-        Ok(Self(serde_json::from_value(value)?))
-    }
-}
-
-impl From<AuthorizationEncryptedResponseAlg> for Json {
-    fn from(value: AuthorizationEncryptedResponseAlg) -> Json {
-        Json::String(value.0.to_string())
-    }
-}
-
-// TODO: ssi::crypto lacks an encryption algorithm enum type,
-// which we may want to create for use cases like this one.
-//
-// Using a string type here in the interim.
-#[derive(Debug, Clone)]
-pub struct AuthorizationEncryptedResponseEnc(pub String);
-
-impl TypedParameter for AuthorizationEncryptedResponseEnc {
-    const KEY: &'static str = "authorization_encrypted_response_enc";
-}
-
-impl TryFrom<Json> for AuthorizationEncryptedResponseEnc {
-    type Error = Error;
-
-    fn try_from(value: Json) -> Result<Self, Self::Error> {
-        Ok(Self(serde_json::from_value(value)?))
-    }
-}
-
-impl From<AuthorizationEncryptedResponseEnc> for Json {
-    fn from(value: AuthorizationEncryptedResponseEnc) -> Json {
-        Json::String(value.0)
-    }
-}
-
 #[cfg(test)]
 mod test {
     use serde_json::json;