diff --git a/certidude/static/index.html b/certidude/static/index.html
index 3f18d27..23fe920 100644
--- a/certidude/static/index.html
+++ b/certidude/static/index.html
@@ -6,6 +6,7 @@
     <title>Certidude server</title>
     <link href="/css/style.css" rel="stylesheet" type="text/css"/>
     <script type="text/javascript" src="/js/jquery-2.1.4.min.js"></script>
+    <script type="text/javascript" src="/js/jquery.timeago.js"></script>
     <script type="text/javascript" src="/js/nunjucks.min.js"></script>
     <script type="text/javascript" src="/js/templates.js"></script>
     <script type="text/javascript" src="/js/certidude.js"></script>
diff --git a/certidude/static/js/certidude.js b/certidude/static/js/certidude.js
index e10f4d1..90b9f1b 100644
--- a/certidude/static/js/certidude.js
+++ b/certidude/static/js/certidude.js
@@ -1,3 +1,4 @@
+jQuery.timeago.settings.allowFuture = true;
 
 function onTagClicked() {
     var value = $(this).html();
@@ -184,7 +185,7 @@ $(document).ready(function() {
              * Render authority views
              **/
             $("#container").html(nunjucks.render('views/authority.html', { session: session, window: window }));
-
+            $("time").timeago();
             if (session.authority) {
                 $("#log input").each(function(i, e) {
                     console.info("e.checked:", e.checked , "and", e.id, "@localstorage is", localStorage[e.id], "setting to:", localStorage[e.id] || e.checked, "bool:", localStorage[e.id] || e.checked == "true");
diff --git a/certidude/static/js/jquery.timeago.js b/certidude/static/js/jquery.timeago.js
new file mode 100644
index 0000000..0c2c219
--- /dev/null
+++ b/certidude/static/js/jquery.timeago.js
@@ -0,0 +1,232 @@
+/**
+ * Timeago is a jQuery plugin that makes it easy to support automatically
+ * updating fuzzy timestamps (e.g. "4 minutes ago" or "about 1 day ago").
+ *
+ * @name timeago
+ * @version 1.5.4
+ * @requires jQuery v1.2.3+
+ * @author Ryan McGeary
+ * @license MIT License - http://www.opensource.org/licenses/mit-license.php
+ *
+ * For usage and examples, visit:
+ * http://timeago.yarp.com/
+ *
+ * Copyright (c) 2008-2017, Ryan McGeary (ryan -[at]- mcgeary [*dot*] org)
+ */
+
+(function (factory) {
+  if (typeof define === 'function' && define.amd) {
+    // AMD. Register as an anonymous module.
+    define(['jquery'], factory);
+  } else if (typeof module === 'object' && typeof module.exports === 'object') {
+    factory(require('jquery'));
+  } else {
+    // Browser globals
+    factory(jQuery);
+  }
+}(function ($) {
+  $.timeago = function(timestamp) {
+    if (timestamp instanceof Date) {
+      return inWords(timestamp);
+    } else if (typeof timestamp === "string") {
+      return inWords($.timeago.parse(timestamp));
+    } else if (typeof timestamp === "number") {
+      return inWords(new Date(timestamp));
+    } else {
+      return inWords($.timeago.datetime(timestamp));
+    }
+  };
+  var $t = $.timeago;
+
+  $.extend($.timeago, {
+    settings: {
+      refreshMillis: 60000,
+      allowPast: true,
+      allowFuture: false,
+      localeTitle: false,
+      cutoff: 0,
+      autoDispose: true,
+      strings: {
+        prefixAgo: null,
+        prefixFromNow: null,
+        suffixAgo: "ago",
+        suffixFromNow: "from now",
+        inPast: 'any moment now',
+        seconds: "less than a minute",
+        minute: "about a minute",
+        minutes: "%d minutes",
+        hour: "about an hour",
+        hours: "about %d hours",
+        day: "a day",
+        days: "%d days",
+        month: "about a month",
+        months: "%d months",
+        year: "about a year",
+        years: "%d years",
+        wordSeparator: " ",
+        numbers: []
+      }
+    },
+
+    inWords: function(distanceMillis) {
+      if (!this.settings.allowPast && ! this.settings.allowFuture) {
+          throw 'timeago allowPast and allowFuture settings can not both be set to false.';
+      }
+
+      var $l = this.settings.strings;
+      var prefix = $l.prefixAgo;
+      var suffix = $l.suffixAgo;
+      if (this.settings.allowFuture) {
+        if (distanceMillis < 0) {
+          prefix = $l.prefixFromNow;
+          suffix = $l.suffixFromNow;
+        }
+      }
+
+      if (!this.settings.allowPast && distanceMillis >= 0) {
+        return this.settings.strings.inPast;
+      }
+
+      var seconds = Math.abs(distanceMillis) / 1000;
+      var minutes = seconds / 60;
+      var hours = minutes / 60;
+      var days = hours / 24;
+      var years = days / 365;
+
+      function substitute(stringOrFunction, number) {
+        var string = $.isFunction(stringOrFunction) ? stringOrFunction(number, distanceMillis) : stringOrFunction;
+        var value = ($l.numbers && $l.numbers[number]) || number;
+        return string.replace(/%d/i, value);
+      }
+
+      var words = seconds < 45 && substitute($l.seconds, Math.round(seconds)) ||
+        seconds < 90 && substitute($l.minute, 1) ||
+        minutes < 45 && substitute($l.minutes, Math.round(minutes)) ||
+        minutes < 90 && substitute($l.hour, 1) ||
+        hours < 24 && substitute($l.hours, Math.round(hours)) ||
+        hours < 42 && substitute($l.day, 1) ||
+        days < 30 && substitute($l.days, Math.round(days)) ||
+        days < 45 && substitute($l.month, 1) ||
+        days < 365 && substitute($l.months, Math.round(days / 30)) ||
+        years < 1.5 && substitute($l.year, 1) ||
+        substitute($l.years, Math.round(years));
+
+      var separator = $l.wordSeparator || "";
+      if ($l.wordSeparator === undefined) { separator = " "; }
+      return $.trim([prefix, words, suffix].join(separator));
+    },
+
+    parse: function(iso8601) {
+      var s = $.trim(iso8601);
+      s = s.replace(/\.\d+/,""); // remove milliseconds
+      s = s.replace(/-/,"/").replace(/-/,"/");
+      s = s.replace(/T/," ").replace(/Z/," UTC");
+      s = s.replace(/([\+\-]\d\d)\:?(\d\d)/," $1$2"); // -04:00 -> -0400
+      s = s.replace(/([\+\-]\d\d)$/," $100"); // +09 -> +0900
+      return new Date(s);
+    },
+    datetime: function(elem) {
+      var iso8601 = $t.isTime(elem) ? $(elem).attr("datetime") : $(elem).attr("title");
+      return $t.parse(iso8601);
+    },
+    isTime: function(elem) {
+      // jQuery's `is()` doesn't play well with HTML5 in IE
+      return $(elem).get(0).tagName.toLowerCase() === "time"; // $(elem).is("time");
+    }
+  });
+
+  // functions that can be called via $(el).timeago('action')
+  // init is default when no action is given
+  // functions are called with context of a single element
+  var functions = {
+    init: function() {
+      functions.dispose.call(this);
+      var refresh_el = $.proxy(refresh, this);
+      refresh_el();
+      var $s = $t.settings;
+      if ($s.refreshMillis > 0) {
+        this._timeagoInterval = setInterval(refresh_el, $s.refreshMillis);
+      }
+    },
+    update: function(timestamp) {
+      var date = (timestamp instanceof Date) ? timestamp : $t.parse(timestamp);
+      $(this).data('timeago', { datetime: date });
+      if ($t.settings.localeTitle) {
+        $(this).attr("title", date.toLocaleString());
+      }
+      refresh.apply(this);
+    },
+    updateFromDOM: function() {
+      $(this).data('timeago', { datetime: $t.parse( $t.isTime(this) ? $(this).attr("datetime") : $(this).attr("title") ) });
+      refresh.apply(this);
+    },
+    dispose: function () {
+      if (this._timeagoInterval) {
+        window.clearInterval(this._timeagoInterval);
+        this._timeagoInterval = null;
+      }
+    }
+  };
+
+  $.fn.timeago = function(action, options) {
+    var fn = action ? functions[action] : functions.init;
+    if (!fn) {
+      throw new Error("Unknown function name '"+ action +"' for timeago");
+    }
+    // each over objects here and call the requested function
+    this.each(function() {
+      fn.call(this, options);
+    });
+    return this;
+  };
+
+  function refresh() {
+    var $s = $t.settings;
+
+    //check if it's still visible
+    if ($s.autoDispose && !$.contains(document.documentElement,this)) {
+      //stop if it has been removed
+      $(this).timeago("dispose");
+      return this;
+    }
+
+    var data = prepareData(this);
+
+    if (!isNaN(data.datetime)) {
+      if ( $s.cutoff === 0 || Math.abs(distance(data.datetime)) < $s.cutoff) {
+        $(this).text(inWords(data.datetime));
+      } else {
+        if ($(this).attr('title').length > 0) {
+            $(this).text($(this).attr('title'));
+        }
+      }
+    }
+    return this;
+  }
+
+  function prepareData(element) {
+    element = $(element);
+    if (!element.data("timeago")) {
+      element.data("timeago", { datetime: $t.datetime(element) });
+      var text = $.trim(element.text());
+      if ($t.settings.localeTitle) {
+        element.attr("title", element.data('timeago').datetime.toLocaleString());
+      } else if (text.length > 0 && !($t.isTime(element) && element.attr("title"))) {
+        element.attr("title", text);
+      }
+    }
+    return element.data("timeago");
+  }
+
+  function inWords(date) {
+    return $t.inWords(distance(date));
+  }
+
+  function distance(date) {
+    return (new Date().getTime() - date.getTime());
+  }
+
+  // fix for IE6 suckage
+  document.createElement("abbr");
+  document.createElement("time");
+}));
diff --git a/certidude/static/views/signed.html b/certidude/static/views/signed.html
index eefd7e8..9bea1aa 100644
--- a/certidude/static/views/signed.html
+++ b/certidude/static/views/signed.html
@@ -15,10 +15,10 @@
     <div class="person">{% include 'img/iconmonstr-user-5.svg' %} {{ certificate.given_name }} {{ certificate.surname }}</div>
     {% endif %}
 
-    <div class="lifetime" title="Valid from {{ certificate.signed }} to {{ certificate.expires }}">
+    <div class="lifetime">
         {% include 'img/iconmonstr-calendar-6.svg' %}
-        <time>{{ certificate.signed }}</time> -
-        <time>{{ certificate.expires }}</time>
+        Signed <time class="timeago" datetime="{{ certificate.signed }}">Certificate was signed {{ certificate.signed }}</time>,
+        expires <time class="timeago" datetime="{{ certificate.expires }}">Certificate expires {{ certificate.expires }}</time>
     </div>
 
     {#