Manno15 commented on a change in pull request #2228:
URL: https://github.com/apache/accumulo/pull/2228#discussion_r686338277



##########
File path: 
server/base/src/main/java/org/apache/accumulo/server/init/Initialize.java
##########
@@ -748,24 +735,27 @@ private String getRootUserName(SiteConfiguration 
siteConfig, Opts opts) throws I
     if (opts.cliPassword != null) {
       return opts.cliPassword.getBytes(UTF_8);
     }
-    String rootpass;
-    String confirmpass;
+    char[] rootpass;
+    char[] confirmpass;
+    String strrootpass;
+    String strconfirmpass;
     do {
-      rootpass = getLineReader().readLine(
-          "Enter initial password for " + rootUser + 
getInitialPasswordWarning(siteConfig), '*');
+      rootpass = System.console().readPassword(
+          "Enter initial password for " + rootUser + 
getInitialPasswordWarning(siteConfig));
       if (rootpass == null) {
         System.exit(0);
       }
-      confirmpass =
-          getLineReader().readLine("Confirm initial password for " + rootUser 
+ ": ", '*');
+      confirmpass = System.console().readPassword("Confirm initial password 
for " + rootUser + ":");
       if (confirmpass == null) {
         System.exit(0);
       }
-      if (!rootpass.equals(confirmpass)) {
+      strrootpass = new String(rootpass);
+      strconfirmpass = new String(confirmpass);
+      if (!strrootpass.equals(strconfirmpass)) {
         log.error("Passwords do not match");
       }
     } while (!rootpass.equals(confirmpass));
-    return rootpass.getBytes(UTF_8);
+    return strrootpass.getBytes(Charset.forName("UTF-8"));

Review comment:
       I recommended this change since that was there previously and IntelliJ 
actually gives a warning with the way you have it. We are already importing the 
StandardCharset for UTF-8 and using it elsewhere so this part should follow the 
precedent already set. 




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