diff --git a/html/js/observium.js b/html/js/observium.js
index efec922..deddf19 100644
--- a/html/js/observium.js
+++ b/html/js/observium.js
@@ -1074,3 +1074,115 @@ $.fn.tinyToggle = function (action) {
     }
   });
 };
+
+/**
+ * Copy text to the clipboard.
+ * Uses the async Clipboard API when available (secure context only),
+ * otherwise falls back to a hidden textarea and document.execCommand('copy'),
+ * which also works on plain http and with self-signed certificates.
+ *
+ * @param {string}   text     Text to copy
+ * @param {function} callback Called with true on success, false on failure
+ */
+function copy_to_clipboard(text, callback) {
+    callback = typeof callback === 'function' ? callback : function () {};
+
+    var fallback = function () {
+        var textarea = document.createElement('textarea');
+        textarea.value = text;
+        textarea.setAttribute('readonly', '');
+        textarea.style.position = 'fixed';
+        textarea.style.top = '-1000px';
+        textarea.style.opacity = '0';
+        document.body.appendChild(textarea);
+        textarea.select();
+        var success = false;
+        try {
+            success = document.execCommand('copy');
+        } catch (e) {
+            success = false;
+        }
+        document.body.removeChild(textarea);
+        callback(success);
+    };
+
+    if (navigator.clipboard && window.isSecureContext) {
+        navigator.clipboard.writeText(text).then(function () {
+            callback(true);
+        }, fallback);
+    } else {
+        fallback();
+    }
+}
+
+/**
+ * Build plain text from a two-column (label/value) table, one "Label: Value" per line.
+ * Optional first line from the table attribute data-copy-title.
+ * Hidden rows and rows with empty label or value are skipped.
+ * Label is taken from td.entity or from a cell with data-copy-label attribute.
+ *
+ * @param {Element} table Table element
+ * @returns {string}
+ */
+function copy_table_text(table) {
+    var clean = function (str) {
+        return $.trim(String(str).replace(/\s+/g, ' '));
+    };
+    var lines = [];
+    var title = $(table).attr('data-copy-title');
+    if (title) {
+        lines.push(clean(title));
+    }
+
+    $(table).find('tr').filter(':visible').each(function () {
+        var cells = $(this).children('td');
+        var label = '', value = '';
+
+        if (cells.first().is('[data-copy-label]')) {
+            label = cells.first().attr('data-copy-label');
+            value = cells.first().text();
+        } else if (cells.length >= 2 && cells.first().hasClass('entity')) {
+            label = cells.eq(0).text();
+            value = cells.eq(1).text();
+        }
+
+        label = clean(label);
+        value = clean(value);
+        if (label !== '' && value !== '') {
+            lines.push(label + ': ' + value);
+        }
+    });
+
+    return lines.join('\n');
+}
+
+// Box header "Copy" button: copy the box table (marked with data-copy-title) as plain text
+$(document).on('click', '.copy-table-text', function (e) {
+    e.preventDefault();
+
+    var btn = $(this);
+    var table = btn.closest('.box').find('table[data-copy-title]').first();
+    if (!table.length) {
+        return;
+    }
+
+    copy_to_clipboard(copy_table_text(table[0]), function (success) {
+        var icon = btn.children('i').first();
+        var icon_class = btn.data('icon-class') || icon.attr('class');
+        btn.data('icon-class', icon_class);
+        icon.attr('class', success ? 'icon-ok' : 'icon-remove');
+
+        var api = btn.data('qtip');
+        if (api) {
+            api.set('content.text', success ? 'Copied' : 'Copy failed');
+        }
+
+        clearTimeout(btn.data('copy-timer'));
+        btn.data('copy-timer', setTimeout(function () {
+            icon.attr('class', icon_class);
+            if (api) {
+                api.set('content.text', btn.attr('data-tooltip'));
+            }
+        }, 2000));
+    });
+});
diff --git a/html/pages/device/overview/information.inc.php b/html/pages/device/overview/information.inc.php
index e65c998..37ab5d2 100644
--- a/html/pages/device/overview/information.inc.php
+++ b/html/pages/device/overview/information.inc.php
@@ -10,17 +10,26 @@
  *
  */
 
+// Box header with "Copy" button, copies device information as plain text (see copy_table_text() in observium.js)
+$box_args = [ 'title'           => 'Device Information',
+              'header-controls' => [ 'controls' => [ 'copy' => [ 'icon'  => $config['icon']['copy'],
+                                                                 'class' => 'copy-table-text',
+                                                                 'data'  => [ 'aria-label'   => 'Copy',
+                                                                              'data-rel'     => 'tooltip',
+                                                                              'data-tooltip' => 'Copy device information to the clipboard' ] ] ] ] ];
+$table_attribs = 'class="table table-condensed table-striped table-hover" data-copy-title="' . escape_html('Hostname: ' . $device['hostname']) . '"';
+
 if (isset($overview_extended) && $overview_extended) {
     // From old information_extended.inc.php
     // FIXME. Not sure if it's required
 
-    echo generate_box_open();
+    echo generate_box_open($box_args);
 
-    echo('<table class="table table-condensed table-striped table-hover">');
+    echo('<table ' . $table_attribs . '>');
 
     if ($config['web_show_overview_extra']) {
         echo '<tr>';
-        echo '<td colspan=2 style="padding: 10px;">';
+        echo '<td colspan=2 style="padding: 10px;" data-copy-label="System description">';
 
         /*
         if (is_file($config['html_dir'] . '/images/hardware/' . trim($device['sysObjectID'], ".") . '.png')) {
@@ -31,15 +40,16 @@ if (isset($overview_extended) && $overview_extended) {
     }
 
 } else {
-    echo generate_box_open([ 'box-class' => 'hidden-xl' ]);
+    $box_args['box-class'] = 'hidden-xl';
+    echo generate_box_open($box_args);
 
-    echo('<table class="table table-condensed table-striped table-hover">');
+    echo('<table ' . $table_attribs . '>');
 
     if ($config['web_show_overview_extra']) {
-        echo('<tr><td colspan=2 style="padding: 10px;"><strong><i>' . escape_html($device['sysDescr']) . "</i></strong></td></tr>");
+        echo('<tr><td colspan=2 style="padding: 10px;" data-copy-label="System description"><strong><i>' . escape_html($device['sysDescr']) . "</i></strong></td></tr>");
     }
 }
-unset($overview_extended);
+unset($overview_extended, $box_args, $table_attribs);
 
 // Groups
 if (OBSERVIUM_EDITION !== 'community' && $config['web_show_overview_extra'] &&