diff --git a/api/src/main/java/com/redhat/insights/config/EnvAndSysPropsInsightsConfiguration.java b/api/src/main/java/com/redhat/insights/config/EnvAndSysPropsInsightsConfiguration.java
index 5689d243..34ee8105 100644
--- a/api/src/main/java/com/redhat/insights/config/EnvAndSysPropsInsightsConfiguration.java
+++ b/api/src/main/java/com/redhat/insights/config/EnvAndSysPropsInsightsConfiguration.java
@@ -4,6 +4,7 @@
 import static com.redhat.insights.InsightsErrorCode.ERROR_IDENTIFICATION_NOT_DEFINED;
 
 import com.redhat.insights.InsightsException;
+import java.net.URI;
 import java.time.Duration;
 import java.util.Optional;
 
@@ -24,6 +25,7 @@ public class EnvAndSysPropsInsightsConfiguration extends DefaultInsightsConfigur
   public static final String ENV_ARCHIVE_UPLOAD_DIR = "RHT_INSIGHTS_JAVA_ARCHIVE_UPLOAD_DIR";
   public static final String ENV_PROXY_HOST = "RHT_INSIGHTS_JAVA_PROXY_HOST";
   public static final String ENV_PROXY_PORT = "RHT_INSIGHTS_JAVA_PROXY_PORT";
+  public static final String ENV_HTTPS_PROXY = "HTTPS_PROXY";
   public static final String ENV_OPT_OUT = "RHT_INSIGHTS_JAVA_OPT_OUT";
   public static final String ENV_CONNECT_PERIOD = "RHT_INSIGHTS_JAVA_CONNECT_PERIOD";
   public static final String ENV_UPDATE_PERIOD = "RHT_INSIGHTS_JAVA_UPDATE_PERIOD";
@@ -116,7 +118,13 @@ public Optional<ProxyConfiguration> getProxyConfiguration() {
     String host = lookup(ENV_PROXY_HOST);
     String port = lookup(ENV_PROXY_PORT);
     if (host == null || port == null) {
-      return Optional.empty();
+      String httpsProxy = lookup(ENV_HTTPS_PROXY);
+      if (httpsProxy == null) {
+        return Optional.empty();
+      }
+      URI proxyUri = URI.create(httpsProxy);
+      host = proxyUri.getHost();
+      port = Integer.toString(proxyUri.getPort());
     }
     return Optional.of(new ProxyConfiguration(host, Integer.parseUnsignedInt(port)));
   }
diff --git a/api/src/main/java/com/redhat/insights/http/BackoffWrapper.java b/api/src/main/java/com/redhat/insights/http/BackoffWrapper.java
index 7bcc8cbd..89152ada 100644
--- a/api/src/main/java/com/redhat/insights/http/BackoffWrapper.java
+++ b/api/src/main/java/com/redhat/insights/http/BackoffWrapper.java
@@ -21,6 +21,12 @@ public interface Action {
     void run() throws Throwable;
   }
 
+  public static class FatalBackoffException extends RuntimeException {
+    public FatalBackoffException(String message, Throwable cause) {
+      super(message, cause);
+    }
+  }
+
   private final InsightsLogger logger;
   private final long initialDelay;
   private final double factor;
@@ -53,6 +59,13 @@ public int run() {
         action.run();
         return count;
       } catch (Throwable err) {
+        if (err instanceof FatalBackoffException) {
+          InsightsException fatalErr =
+              new InsightsException(
+                  ERROR_CLIENT_BACKOFF_RETRIES_FAILED, "Exponential backoff fatal error");
+          fatalErr.addSuppressed(err);
+          throw fatalErr;
+        }
         if (retryFailure == null) {
           retryFailure =
               new InsightsException(
diff --git a/api/src/test/java/com/redhat/insights/configuration/EnvVariableConfigurationTest.java b/api/src/test/java/com/redhat/insights/configuration/EnvVariableConfigurationTest.java
index 16d63259..6eb48222 100644
--- a/api/src/test/java/com/redhat/insights/configuration/EnvVariableConfigurationTest.java
+++ b/api/src/test/java/com/redhat/insights/configuration/EnvVariableConfigurationTest.java
@@ -1,4 +1,4 @@
-/* Copyright (C) Red Hat 2023 */
+/* Copyright (C) Red Hat 2023-2024 */
 package com.redhat.insights.configuration;
 
 import static com.redhat.insights.config.EnvAndSysPropsInsightsConfiguration.*;
@@ -98,6 +98,33 @@ void testGetProxyConfiguration() {
         "Configuration does not contain value passed through environment variable.");
   }
 
+  @Test
+  void testGetProxyConfigurationWithUnusedEnv() {
+    environmentVariables.set(ENV_HTTPS_PROXY, "https://env-https-proxy-host:54321");
+    assertEquals(
+        "env-proxy-host",
+        config.getProxyConfiguration().get().getHost(),
+        "Configuration does not contain value passed through environment variable.");
+    assertEquals(
+        12345,
+        config.getProxyConfiguration().get().getPort(),
+        "Configuration does not contain value passed through environment variable.");
+  }
+
+  @Test
+  void testGetProxyConfigurationAlternative() {
+    environmentVariables.remove(ENV_PROXY_HOST).remove(ENV_PROXY_PORT);
+    environmentVariables.set(ENV_HTTPS_PROXY, "https://env-https-proxy-host:54321");
+    assertEquals(
+        "env-https-proxy-host",
+        config.getProxyConfiguration().get().getHost(),
+        "Configuration does not contain value passed through environment variable.");
+    assertEquals(
+        54321,
+        config.getProxyConfiguration().get().getPort(),
+        "Configuration does not contain value passed through environment variable.");
+  }
+
   @Test
   void testIsOptingOut() {
     assertEquals(