<html><head><meta http-equiv="content-type" content="text/html; charset=utf-8"></head><body dir="auto"><span style="background-color: rgba(255, 255, 255, 0);"></span><blockquote type="cite"><span style="background-color: rgba(255, 255, 255, 0);">Date: Wed, 30 Jan 2019 20:44:07 +0100<br>From: Stefan Claas <<a href="mailto:sac@300baud.de" dir="ltr" x-apple-data-detectors="true" x-apple-data-detectors-type="link" x-apple-data-detectors-result="29">sac@300baud.de</a>><br>To: Peter Lebbing <<a href="mailto:peter@digitalbrains.com" dir="ltr" x-apple-data-detectors="true" x-apple-data-detectors-type="link" x-apple-data-detectors-result="31">peter@digitalbrains.com</a>><br>Cc: <a href="mailto:gnupg-users@gnupg.org" dir="ltr" x-apple-data-detectors="true" x-apple-data-detectors-type="link" x-apple-data-detectors-result="32">gnupg-users@gnupg.org</a><br>Subject: Re: [OT] Where can I find some papers to read on mail (and<br> envelope) security?<br>Message-ID: <<a href="mailto:20190130204407.4c195dc7@300baud.de" dir="ltr" x-apple-data-detectors="true" x-apple-data-detectors-type="link" x-apple-data-detectors-result="33">20190130204407.4c195dc7@300baud.de</a>><br>Content-Type: text/plain; charset=US-ASCII<br><br></span><span style="background-color: rgba(255, 255, 255, 0);">[SNIP]<br><br>On the other side i wish PGPfone would have been further developed.<br>I found it, way back then, pretty cool and super easy to use, compared<br>to PGP or GnuPG.<br><br>Regards<br>Stefan</span></blockquote><br style="-webkit-text-size-adjust: auto;"><div><span style="background-color: rgba(255, 255, 255, 0);">Have you tried using Signal from Open Whisper Systems? They have both an Android and Apple version. </span></div></body></html>