diff --git a/crates/connector_configs/toml/development.toml b/crates/connector_configs/toml/development.toml
index 84dfabd1c5..9a87e12dc9 100644
--- a/crates/connector_configs/toml/development.toml
+++ b/crates/connector_configs/toml/development.toml
@@ -7167,9 +7167,9 @@ key1 = "TokenEx ID"
 
 [gigadat]
 [gigadat.connector_auth.SignatureKey]
-api_key = "Username"
-api_secret = "Password"
-key1 = "Compaign Id"
+api_key = "Access Token"
+api_secret = "Security Token"
+key1 = "Campaign ID"
 [[gigadat.bank_redirect]]
 payment_method_type = "interac"
 [gigadat.metadata.site]
diff --git a/crates/connector_configs/toml/production.toml b/crates/connector_configs/toml/production.toml
index b4fcbe8e18..cb699c91fa 100644
--- a/crates/connector_configs/toml/production.toml
+++ b/crates/connector_configs/toml/production.toml
@@ -5904,9 +5904,9 @@ api_key = "API Key"
 
 [gigadat]
 [gigadat.connector_auth.SignatureKey]
-api_key = "Username"
-api_secret = "Password"
-key1 = "Compaign Id"
+api_key = "Access Token"
+api_secret = "Security Token"
+key1 = "Campaign ID"
 [[gigadat.bank_redirect]]
 payment_method_type = "interac"
 [gigadat.metadata.site]
diff --git a/crates/connector_configs/toml/sandbox.toml b/crates/connector_configs/toml/sandbox.toml
index 02abf6c2a0..89966f8cd0 100644
--- a/crates/connector_configs/toml/sandbox.toml
+++ b/crates/connector_configs/toml/sandbox.toml
@@ -7145,9 +7145,9 @@ api_key = "API Key"
 
 [gigadat]
 [gigadat.connector_auth.SignatureKey]
-api_key = "Username"
-api_secret = "Password"
-key1 = "Compaign Id"
+api_key = "Access Token"
+api_secret = "Security Token"
+key1 = "Campaign ID"
 [[gigadat.bank_redirect]]
 payment_method_type = "interac"
 [gigadat.metadata.site]
diff --git a/crates/hyperswitch_connectors/src/connectors/gigadat.rs b/crates/hyperswitch_connectors/src/connectors/gigadat.rs
index 6b566ef3be..973e1ae6f3 100644
--- a/crates/hyperswitch_connectors/src/connectors/gigadat.rs
+++ b/crates/hyperswitch_connectors/src/connectors/gigadat.rs
@@ -124,7 +124,11 @@ impl ConnectorCommon for Gigadat {
     ) -> CustomResult<Vec<(String, masking::Maskable<String>)>, errors::ConnectorError> {
         let auth = gigadat::GigadatAuthType::try_from(auth_type)
             .change_context(errors::ConnectorError::FailedToObtainAuthType)?;
-        let auth_key = format!("{}:{}", auth.username.peek(), auth.password.peek());
+        let auth_key = format!(
+            "{}:{}",
+            auth.access_token.peek(),
+            auth.security_token.peek()
+        );
         let auth_header = format!("Basic {}", consts::BASE64_ENGINE.encode(auth_key));
         Ok(vec![(
             headers::AUTHORIZATION.to_string(),
@@ -448,7 +452,11 @@ impl ConnectorIntegration<Execute, RefundsData, RefundsResponseData> for Gigadat
     ) -> CustomResult<Vec<(String, masking::Maskable<String>)>, errors::ConnectorError> {
         let auth = gigadat::GigadatAuthType::try_from(&req.connector_auth_type)
             .change_context(errors::ConnectorError::FailedToObtainAuthType)?;
-        let auth_key = format!("{}:{}", auth.username.peek(), auth.password.peek());
+        let auth_key = format!(
+            "{}:{}",
+            auth.access_token.peek(),
+            auth.security_token.peek()
+        );
         let auth_header = format!("Basic {}", consts::BASE64_ENGINE.encode(auth_key));
         Ok(vec![
             (
diff --git a/crates/hyperswitch_connectors/src/connectors/gigadat/transformers.rs b/crates/hyperswitch_connectors/src/connectors/gigadat/transformers.rs
index d87bb6374e..060628f7a4 100644
--- a/crates/hyperswitch_connectors/src/connectors/gigadat/transformers.rs
+++ b/crates/hyperswitch_connectors/src/connectors/gigadat/transformers.rs
@@ -67,6 +67,7 @@ pub struct GigadatCpiRequest {
     pub transaction_id: String,
     #[serde(rename = "type")]
     pub transaction_type: GidadatTransactionType,
+    pub sandbox: bool,
     pub name: Secret<String>,
     pub email: Email,
     pub mobile: Secret<String>,
@@ -95,9 +96,11 @@ impl TryFrom<&GigadatRouterData<&PaymentsAuthorizeRouterData>> for GigadatCpiReq
                 let email = router_data.get_billing_email()?;
                 let mobile = router_data.get_billing_phone_number()?;
                 let currency = item.router_data.request.currency;
-
+                let sandbox = match item.router_data.test_mode {
+                    Some(true) => true,
+                    Some(false) | None => false,
+                };
                 let user_ip = router_data.request.get_browser_info()?.get_ip_address()?;
-
                 Ok(Self {
                     user_id: router_data.get_customer_id()?,
                     site: metadata.site,
@@ -107,6 +110,7 @@ impl TryFrom<&GigadatRouterData<&PaymentsAuthorizeRouterData>> for GigadatCpiReq
                     transaction_id: router_data.connector_request_reference_id.clone(),
                     transaction_type: GidadatTransactionType::Cpi,
                     name,
+                    sandbox,
                     email,
                     mobile,
                 })
@@ -126,8 +130,8 @@ impl TryFrom<&GigadatRouterData<&PaymentsAuthorizeRouterData>> for GigadatCpiReq
 #[derive(Debug, Clone)]
 pub struct GigadatAuthType {
     pub campaign_id: Secret<String>,
-    pub username: Secret<String>,
-    pub password: Secret<String>,
+    pub access_token: Secret<String>,
+    pub security_token: Secret<String>,
 }
 
 impl TryFrom<&ConnectorAuthType> for GigadatAuthType {
@@ -140,8 +144,8 @@ impl TryFrom<&ConnectorAuthType> for GigadatAuthType {
                 key1,
                 api_secret,
             } => Ok(Self {
-                password: api_secret.to_owned(),
-                username: api_key.to_owned(),
+                security_token: api_secret.to_owned(),
+                access_token: api_key.to_owned(),
                 campaign_id: key1.to_owned(),
             }),
             _ => Err(errors::ConnectorError::FailedToObtainAuthType.into()),
@@ -206,7 +210,7 @@ impl<F, T> TryFrom<ResponseRouterData<F, GigadatPaymentResponse, T, PaymentsResp
         let base_url = CONNECTOR_BASE_URL;
 
         let redirect_url = format!(
-            "{}/webflow?transaction={}&token={}",
+            "{}webflow?transaction={}&token={}",
             base_url,
             item.data.connector_request_reference_id,
             item.response.token.peek()