diff --git a/src/c2se/backend/identity.rs b/src/c2se/backend/identity.rs
index 34360d2..f8cd7d5 100644
--- a/src/c2se/backend/identity.rs
+++ b/src/c2se/backend/identity.rs
@@ -11,6 +11,8 @@ pub struct CaptchaResponse {
   #[prost(message, optional, tag = "1")]
   pub error: ::core::option::Option<rpc::Error>,
   #[prost(string, optional, tag = "2")]
+  pub token: ::core::option::Option<::prost::alloc::string::String>,
+  #[prost(string, optional, tag = "3")]
   pub image: ::core::option::Option<::prost::alloc::string::String>,
 }
 
@@ -19,11 +21,13 @@ pub const SUBJECT_SIGNIN: &str = const_format::concatcp!(SUBJECT, ".Signin");
 #[derive(Clone, PartialEq, ::prost::Message)]
 pub struct SigninRequest {
   #[prost(string, tag = "1")]
-  pub username: ::prost::alloc::string::String,
+  pub token: ::prost::alloc::string::String,
   #[prost(string, tag = "2")]
-  pub password: ::prost::alloc::string::String,
-  #[prost(string, tag = "3")]
   pub security_code: ::prost::alloc::string::String,
+  #[prost(string, tag = "3")]
+  pub username: ::prost::alloc::string::String,
+  #[prost(string, tag = "4")]
+  pub password: ::prost::alloc::string::String,
 }
 #[derive(Clone, PartialEq, ::prost::Message)]
 pub struct SigninResponse {
diff --git a/src/c2se/frontend/identity.rs b/src/c2se/frontend/identity.rs
index b28902a..f80faed 100644
--- a/src/c2se/frontend/identity.rs
+++ b/src/c2se/frontend/identity.rs
@@ -11,6 +11,8 @@ pub struct CaptchaResponse {
   #[prost(message, optional, tag = "1")]
   pub error: ::core::option::Option<rpc::Error>,
   #[prost(string, optional, tag = "2")]
+  pub token: ::core::option::Option<::prost::alloc::string::String>,
+  #[prost(string, optional, tag = "3")]
   pub image: ::core::option::Option<::prost::alloc::string::String>,
 }
 
@@ -19,11 +21,13 @@ pub const SUBJECT_SIGNIN: &str = const_format::concatcp!(SUBJECT, ".Signin");
 #[derive(Clone, PartialEq, ::prost::Message)]
 pub struct SigninRequest {
   #[prost(string, tag = "1")]
-  pub username: ::prost::alloc::string::String,
+  pub token: ::prost::alloc::string::String,
   #[prost(string, tag = "2")]
-  pub password: ::prost::alloc::string::String,
-  #[prost(string, tag = "3")]
   pub security_code: ::prost::alloc::string::String,
+  #[prost(string, tag = "3")]
+  pub username: ::prost::alloc::string::String,
+  #[prost(string, tag = "4")]
+  pub password: ::prost::alloc::string::String,
 }
 #[derive(Clone, PartialEq, ::prost::Message)]
 pub struct SigninResponse {
diff --git a/src/ss/member/identity.rs b/src/ss/member/identity.rs
index 08aa4cb..e8385a4 100644
--- a/src/ss/member/identity.rs
+++ b/src/ss/member/identity.rs
@@ -15,6 +15,8 @@ pub struct CaptchaResponse {
   #[prost(message, optional, tag = "1")]
   pub error: ::core::option::Option<rpc::Error>,
   #[prost(string, optional, tag = "2")]
+  pub token: ::core::option::Option<::prost::alloc::string::String>,
+  #[prost(string, optional, tag = "3")]
   pub image: ::core::option::Option<::prost::alloc::string::String>,
 }
 
@@ -25,11 +27,13 @@ pub struct SigninRequest {
   #[prost(message, optional, tag = "1")]
   pub client: ::core::option::Option<core::network::Client>,
   #[prost(string, tag = "2")]
-  pub username: ::prost::alloc::string::String,
+  pub token: ::prost::alloc::string::String,
   #[prost(string, tag = "3")]
-  pub password: ::prost::alloc::string::String,
-  #[prost(string, tag = "4")]
   pub security_code: ::prost::alloc::string::String,
+  #[prost(string, tag = "4")]
+  pub username: ::prost::alloc::string::String,
+  #[prost(string, tag = "5")]
+  pub password: ::prost::alloc::string::String,
 }
 #[derive(Clone, PartialEq, ::prost::Message)]
 pub struct SigninResponse {