Only in phorum-3.4.4: phorum-3.4.4privacy.diff.txt
diff -r -U 3 -x admin -x userlogin.php phorum-3.4.4/profile.php phorum-3.4.4privacy/profile.php
--- phorum-3.4.4/profile.php	2003-05-11 03:02:22.000000000 -0700
+++ phorum-3.4.4privacy/profile.php	2003-07-14 10:35:05.000000000 -0700
@@ -85,6 +85,13 @@
 
   if(empty($id)) $id=$phorum_user["id"];
 
+  if(empty($phorum_user['id'])){
+    // must be logged in to see user profile
+    $target="$forum_url/profile.$ext?id=$id$GetVars";
+    header("Location: $forum_url/login.$ext?f=$f&target=$target$GetVars");
+    exit();
+  }
+
   if($id){
     $user_id=$id;
     $SQL="Select * from $pho_main"."_auth where id='$user_id'";
diff -r -U 3 -x admin -x userlogin.php phorum-3.4.4/read.php phorum-3.4.4privacy/read.php
--- phorum-3.4.4/read.php	2003-06-26 15:52:33.000000000 -0700
+++ phorum-3.4.4privacy/read.php	2003-07-14 10:35:05.000000000 -0700
@@ -408,7 +408,9 @@
         $user=$users[$head_row['userid']];
         $author=htmlspecialchars($user['username']);
         $email=htmlspecialchars($user['email']);
-        $author = "<a href=\"$forum_url/profile.$ext?f=$ForumId&id=$head_row[userid]$GetVars\">$author</a>";
+      	if(isset($phorum_user['id'])){
+			$author = "<a href=\"$forum_url/profile.$ext?f=$ForumId&id=$head_row[userid]$GetVars\">$author</a>";
+		}
         // replace sig
         $sig=$user['signature'];
       }
diff -r -U 3 -x admin -x userlogin.php phorum-3.4.4/register.php phorum-3.4.4privacy/register.php
--- phorum-3.4.4/register.php	2003-06-26 14:22:23.000000000 -0700
+++ phorum-3.4.4privacy/register.php	2003-07-14 10:35:05.000000000 -0700
@@ -209,7 +209,7 @@
         </tr>
         <tr>
             <td <?php echo bgcolor($table_body_color_1); ?> nowrap><font color="<?php echo $table_body_font_color_1; ?>">&nbsp;<?php echo $lFormEmail;?>*:&nbsp;&nbsp;</font></td>
-            <td <?php echo bgcolor($table_body_color_1); ?>><input type="text" name="email" size="30" maxlength="50" value="<?php echo htmlspecialchars($email); ?>"> <input type="checkbox" name="hide_email" value="1" /> <font color="<?php echo $table_body_font_color_1; ?>"><?php echo $lHideEmail; ?></font></td>
+            <td <?php echo bgcolor($table_body_color_1); ?>><input type="text" name="email" size="30" maxlength="50" value="<?php echo htmlspecialchars($email); ?>"> <input type="checkbox" name="hide_email" value="1" checked /> <font color="<?php echo $table_body_font_color_1; ?>"><?php echo $lHideEmail; ?></font></td>
         </tr>
 <?php if(!$ConfirmRegister){ ?>
         <tr>