diff --git a/services/identity/Cargo.lock b/services/identity/Cargo.lock
index 15c544222..157251881 100644
--- a/services/identity/Cargo.lock
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@@ -1,1948 +1,1960 @@
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 [[package]]
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 [[package]]
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diff --git a/services/identity/Cargo.toml b/services/identity/Cargo.toml
index 81f269fae..e90f717e1 100644
--- a/services/identity/Cargo.toml
+++ b/services/identity/Cargo.toml
@@ -1,24 +1,25 @@
 [package]
 name = "identity"
 version = "0.1.0"
 edition = "2021"
 
 [dependencies]
 tonic = "0.6"
 prost = "0.9"
 futures-core = "0.3"
 tokio = { version = "1.0", features = ["macros", "rt-multi-thread"] }
 opaque-ke = { version = "1.2.0", features = ["std"] }
 argon2 = "0.3"
 curve25519-dalek = "3"
 sha2 = "0.9"
 digest = "0.9"
 clap = { version = "3.1.12", features = ["derive"] }
 derive_more = "0.99"
 rusoto_core = "0.47.0"
 rusoto_dynamodb = "0.47.0"
 tracing = "0.1"
 tracing-subscriber = "0.3"
+chrono = "0.4.19"
 
 [build-dependencies]
 tonic-build = "0.6"
diff --git a/services/identity/src/main.rs b/services/identity/src/main.rs
index b4b42c924..0eb856311 100644
--- a/services/identity/src/main.rs
+++ b/services/identity/src/main.rs
@@ -1,62 +1,63 @@
 use clap::{Parser, Subcommand};
 use database::DatabaseClient;
 use rusoto_core::Region;
 use tonic::transport::Server;
 use tracing_subscriber::FmtSubscriber;
 
 mod config;
 mod database;
 mod keygen;
 mod opaque;
 mod service;
+mod token;
 
 use config::Config;
 use keygen::generate_and_persist_keypair;
 use service::{IdentityServiceServer, MyIdentityService};
 
 const IDENTITY_SERVICE_SOCKET_ADDR: &str = "[::]:50051";
 const DEFAULT_SECRETS_DIRECTORY: &str = "secrets";
 
 #[derive(Parser)]
 #[clap(author, version, about, long_about = None)]
 #[clap(propagate_version = true)]
 struct Cli {
   #[clap(subcommand)]
   command: Commands,
 }
 
 #[derive(Subcommand)]
 enum Commands {
   /// Runs the server
   Server,
   /// Generates and persists a keypair to use for PAKE registration and login
   Keygen {
     #[clap(short, long)]
     #[clap(default_value_t = String::from(DEFAULT_SECRETS_DIRECTORY))]
     dir: String,
   },
 }
 
 #[tokio::main]
 async fn main() -> Result<(), Box<dyn std::error::Error>> {
   let subscriber = FmtSubscriber::new();
   tracing::subscriber::set_global_default(subscriber)?;
   let cli = Cli::parse();
   match &cli.command {
     Commands::Keygen { dir } => {
       generate_and_persist_keypair(dir)?;
     }
     Commands::Server => {
       let addr = IDENTITY_SERVICE_SOCKET_ADDR.parse()?;
       let config = Config::load()?;
       let database_client = DatabaseClient::new(Region::UsEast2);
       let identity_service = MyIdentityService::new(config, database_client);
       Server::builder()
         .add_service(IdentityServiceServer::new(identity_service))
         .serve(addr)
         .await?;
     }
   }
 
   Ok(())
 }
diff --git a/services/identity/src/token.rs b/services/identity/src/token.rs
new file mode 100644
index 000000000..55c796311
--- /dev/null
+++ b/services/identity/src/token.rs
@@ -0,0 +1,15 @@
+use chrono::{DateTime, Utc};
+
+pub enum AuthType {
+  Password,
+  Wallet,
+}
+
+pub struct AccessToken {
+  pub user_id: String,
+  pub device_id: String,
+  pub token: String,
+  pub created: DateTime<Utc>,
+  pub auth_type: AuthType,
+  pub valid: bool,
+}