diff --git a/Cargo.lock b/Cargo.lock
index 503c852..a59562b 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -422,6 +422,15 @@ version = "1.0.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "92773504d58c093f6de2459af4af33faa518c13451eb8f2b5698ed3d36e7c813"
 
+[[package]]
+name = "enable-ansi-support"
+version = "0.3.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "ea7457668b3da8a4b702f3d79e131aa3e81cd7e81cc95fb2d54fce9f182ecc77"
+dependencies = [
+ "windows-sys 0.61.2",
+]
+
 [[package]]
 name = "encoding_rs"
 version = "0.8.35"
@@ -1872,6 +1881,7 @@ dependencies = [
  "colored",
  "cpal",
  "display-info",
+ "enable-ansi-support",
  "mac_address",
  "num_cpus",
  "reqwest",
diff --git a/Cargo.toml b/Cargo.toml
index 4ecb206..1f06b27 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -9,6 +9,7 @@ clap = { version = "4.6.0", features = ["cargo", "derive"] }
 colored = "3.1.1"
 cpal = { version = "0.17.3", optional = true }
 display-info = { version = "0.5.9", optional = true }
+enable-ansi-support = "0.3.1"
 mac_address = "1.1.8"
 num_cpus = "1.17.0"
 reqwest = { version = "0.13.2", features = ["blocking", "json"] }
diff --git a/server/src/main.rs b/server/src/main.rs
index 33ea467..f8b5c8a 100644
--- a/server/src/main.rs
+++ b/server/src/main.rs
@@ -46,6 +46,8 @@ pub struct FullReport {
     pub timestamp: String,
     pub slimes: Option<HashMap<String, Vec<String>>>,
     pub benchmark: Option<BenchmarkReport>,
+    pub client_version: String,
+    pub signature: String,
 }
 
 #[derive(Deserialize)]
@@ -70,14 +72,19 @@ async fn submit(
     let raw_json = serde_json::to_string(&payload)
         .map_err(|e| (StatusCode::INTERNAL_SERVER_ERROR, e.to_string()))?;
 
-    sqlx::query("INSERT INTO reports (mac_address, score, timestamp, data) VALUES (?, ?, ?, ?)")
-        .bind(payload.mac_address)
-        .bind(score as i64)
-        .bind(payload.timestamp)
-        .bind(raw_json)
-        .execute(&state.db)
-        .await
-        .map_err(|e| (StatusCode::INTERNAL_SERVER_ERROR, e.to_string()))?;
+    sqlx::query(
+        "INSERT INTO reports (mac_address, score, timestamp, client_version, signature, data) 
+         VALUES (?, ?, ?, ?, ?, ?)",
+    )
+    .bind(&payload.mac_address)
+    .bind(score as i64)
+    .bind(&payload.timestamp)
+    .bind(&payload.client_version)
+    .bind(&payload.signature)
+    .bind(raw_json)
+    .execute(&state.db)
+    .await
+    .map_err(|e| (StatusCode::INTERNAL_SERVER_ERROR, e.to_string()))?;
 
     Ok(StatusCode::CREATED)
 }
@@ -142,6 +149,8 @@ async fn main() -> anyhow::Result<()> {
             mac_address TEXT NOT NULL,
             score INTEGER NOT NULL,
             timestamp TEXT NOT NULL,
+            client_version TEXT NOT NULL,
+            signature TEXT,
             data TEXT NOT NULL
         );",
     )
diff --git a/src/main.rs b/src/main.rs
index 3a72775..33025ec 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -58,6 +58,7 @@ struct FullReport {
     slimes: Option<HashMap<String, Vec<String>>>,
     benchmark: Option<BenchmarkReport>,
     client_version: String,
+    signature: String,
 }
 
 #[derive(Serialize)]
@@ -69,6 +70,9 @@ struct BenchmarkReport {
 }
 
 fn main() {
+    #[cfg(windows)]
+    let _ = enable_ansi_support::enable_ansi_support();
+
     let cli = Cli::parse();
     let mut report = FullReport {
         mac_address: get_mac_address()
@@ -80,6 +84,7 @@ fn main() {
         slimes: None,
         benchmark: None,
         client_version: crate_version!().to_string(),
+        signature: String::new(),
     };
 
     vprintln!(
@@ -152,18 +157,33 @@ fn main() {
     }
 
     if !cli.offline {
-        let json_payload = serde_json::to_string_pretty(&report).unwrap();
-        vprintln!(cli.verbose, "Generated JSON report: {:?}", &json_payload);
-
         println!();
         if !confirm_upload() {
             return;
         }
 
+        report.signature = sign_upload();
+
+        let json_payload = serde_json::to_string_pretty(&report).unwrap();
+        vprintln!(cli.verbose, "Generated JSON report: {:?}", &json_payload);
+
         send_to_server(&cli.server_url, &report);
     }
 }
 
+fn sign_upload() -> String {
+    print!("Please sign your report, it should allow to identify it (or leave empty): ");
+    io::stdout().flush().unwrap();
+
+    let mut input = String::new();
+    io::stdin()
+        .read_line(&mut input)
+        .expect("Failed to read line");
+    let input = input.trim().to_string();
+
+    input
+}
+
 fn confirm_upload() -> bool {
     print!("Send data to leaderboard server? [Y/n] ");
     io::stdout().flush().unwrap();