diff --git a/kerfuffle/cliinterface.cpp b/kerfuffle/cliinterface.cpp
--- a/kerfuffle/cliinterface.cpp
+++ b/kerfuffle/cliinterface.cpp
@@ -388,6 +388,13 @@
         return;
     }
 
+    // unzip exits with code 81 when failing to extract AES-encrypted archives.
+    if (!password().isEmpty() && m_exitCode == 81) {
+        emit error(i18n("Extraction failed because of unsupported compression or encryption method."));
+        emit finished(false);
+        return;
+    }
+
     if (m_extractionOptions.alwaysUseTempDir()) {
         // unar exits with code 1 if extraction fails.
         // This happens at least with wrong passwords or not enough space in the destination folder.