From d27522e67eeba60b8c05642bcbd8a3c4d174d9a2 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Dominik=20Sch=C3=BCrmann?= Date: Sun, 5 Feb 2017 12:44:21 +0100 Subject: [PATCH] Updated QR Codes (markdown) --- QR-Codes.md | 32 ++++++++------------------------ 1 file changed, 8 insertions(+), 24 deletions(-) diff --git a/QR-Codes.md b/QR-Codes.md index beeee4f..825baf5 100644 --- a/QR-Codes.md +++ b/QR-Codes.md @@ -1,32 +1,16 @@ -* ``android.intent.action.VIEW`` with URIs following the ``openpgp4fpr`` (OpenPGP version 4 fingerprint) schema. -* For example: ``openpgp4fpr:73EE2314F65FA92EC2390D3A718C070100012282``. -* Compatible with Monkeysphere's and Guardian Project's QR Codes +## QR Code format +* QR Codes contain an Uri with the ``openpgp4fpr`` scheme and the full fingerprint, such as ``OPENPGP4FPR:73EE2314F65FA92EC2390D3A718C070100012282`` +* The Uri is fully uppercase to use the more efficient [alphanumeric encoding](https://en.wikipedia.org/wiki/QR_code#Encoding) that does not support lowercase letters. * Only full fingerprints are supported, not key IDs. After scanning OpenKeychain allows for certification of keys and this is only secure with full fingerprints. +* OpenKeychain also supports opening ``openpgp4fpr`` Uris with full fingerprints via Android's ``android.intent.action.VIEW`` Intent +## About `openpgp4fpr` (copied from [effigies/openpgp4info](https://github.com/effigies/openpgp4info)) -## About `openpgp4fpr` (copied from https://github.com/effigies/openpgp4info) +In 2010, the [Monkeysphere](http://web.monkeysphere.info/) project [introduced](http://permalink.gmane.org/gmane.comp.security.monkeysphere/592) the `openpgp4fpr:` scheme for sharing OpenPGP version 4 key fingerprints, where `` is the full 40 hex character fingerprint of a primary key, and has since been adopted in vCards for sharing public keys. -In 2010, the [Monkeysphere](http://web.monkeysphere.info/) project -[introduced](http://permalink.gmane.org/gmane.comp.security.monkeysphere/592) -the `openpgp4fpr:` scheme for sharing OpenPGP key fingerprints, -where `` is the full 40 hex character fingerprint of a primary -key, and has since been adopted in vCards for sharing public keys. +Perhaps more significantly, several Android applications ([APG](https://play.google.com/store/apps/details?id=org.thialfihar.android.apg)/[OpenKeychain](https://play.google.com/store/apps/details?id=org.sufficientlysecure.keychain), and the Guardian Project's [GnuPG port](https://play.google.com/store/apps/details?id=info.guardianproject.gpg)) now accept this scheme as a means of quickly exchanging public keys via QR codes. The Android "intents" interface paves the way for `openpgp4fpr` URIs to become increasingly common. -Perhaps more significantly, several Android applications ([APG]( -https://play.google.com/store/apps/details?id=org.thialfihar.android.apg -)/[OpenKeychain]( -https://play.google.com/store/apps/details?id=org.sufficientlysecure.keychain), -and the Guardian Project's [GnuPG port]( -https://play.google.com/store/apps/details?id=info.guardianproject.gpg)) now -accept this scheme as a means of quickly exchanging public keys via QR codes. -The Android "intents" interface paves the way for `openpgp4fpr` URIs to become -increasingly common. The purpose of the site was to provide a proof-of-concept -that demonstrates their applicability outside the realm of Android applications. - -In early 2015, the [WHATWG](https://html.spec.whatwg.org/multipage/ -"If you're wondering what cipher to enable: rsa_rc4_128_sha.") [accepted]( -https://html5.org/r/8872) `openpgp4fpr:` as a [whitelisted scheme]( -https://html.spec.whatwg.org/multipage/webappapis.html#whitelisted-scheme). +In early 2015, the [WHATWG](https://html.spec.whatwg.org/multipage/) [accepted](https://html5.org/r/8872) `openpgp4fpr:` as a [whitelisted scheme](https://html.spec.whatwg.org/multipage/webappapis.html#whitelisted-scheme). ## Links