When sending the following text to myself and signing it, the sequence "=97" seems to interpreted as a non-ascii escape sequence and changed. This leads to an unusable result on the receiving side and a corrupted gpg signature. Reproducible: Sometimes Steps to Reproduce: 1. Send this text to yourself and sign it. 2. Look into your sent mail folder (or inbox) and compare to what you typed in. Actual Results: The text was changed. Expected Results: Text should have stayed the same. The message as I sent it: === http://www.procity.de/front_content.php?idcat=975 -- Mein öffentlicher Schlüssel / My public key: 4096R/600ACB3B 2012-04-01 Fingerabdruck / Fingerprint: 9902 575B B9A0 C339 CFDF 250B 9267 CA6B 600A CB3B Runterladen z.B. bei/ Get it e.g. from: pgp.mit.edu, subkeys.pgp.net, pgp.uni-mainz.de, pool.sks-keyservers.net, ... === And the message as changed by KMail (both sent and received): === http://www.procity.de/front_content.php?idcat5 -- Mein öffentlicher Schlüssel / My public key: 4096R/600ACB3B 2012-04-01 Fingerabdruck / Fingerprint: 9902 575B B9A0 C339 CFDF 250B 9267 CA6B 600A CB3B Runterladen z.B. bei/ Get it e.g. from: pgp.mit.edu, subkeys.pgp.net, pgp.uni-mainz.de, pool.sks-keyservers.net, ... === This is the message source: === ........ User-Agent: KMail/4.8.3 (Linux/3.3.8-gentoo; KDE/4.8.3; x86_64; ; ) MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="iso-8859-1" X-GMX-Antivirus: 0 (no virus found) X-GMX-Antispam: 0 (Sender is in whitelist: daniel.hornung@gmx.de); Detail=5D7Q89H36p4L00VTXC6D4q0N+AH0PUCnCmiMEemJMAnPYHVGrokQauYIUk2bZSU0Dwk9Q AkhyxRsOC6ODbhPYA==V1; X-Bogosity: Ham, tests=bogofilter, spamicity=0.000001, version=1.2.2 -----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 http://www.procity.de/front_content.php?idcat=975 - --=20 Mein =F6ffentlicher Schl=FCssel / My public key: 4096R/600ACB3B 2012-04= -01 Fingerabdruck / Fingerprint: 9902 575B B9A0 C339 CFDF 250B 9267 CA6B 600A CB3B Runterladen z.B. bei/ Get it e.g. from: pgp.mit.edu, subkeys.pgp.net, pgp.uni-mainz.de, pool.sks-keyservers.net= , ... -----BEGIN PGP SIGNATURE----- Version: GnuPG v2.0.19 (GNU/Linux) iQIcBAEBAgAGBQJP7cWiAAoJEJJnymtgCss7OLcQALXgZwkvo1LYM5k+s433oXO1 EH1oGXV6PSM2S225x7/ZtkmCKHgd+HAoRtsnhvFEZ1EsajBw9BgIbBfC1EXXgcxu CYAZDXM+OqmvZyDW6voeBNaaiAG1rr+xC3BAhC/OxHfalCu6m8aL4RHjPNXlDBKv vtIdozR0M7iK0POBXa5abNJ4RZSYqDnzz3mw64pwkCapGKgO68sq92BN0grDHl/m LCslWuVQOB69vmzy36V/0YQ8U+MEQPHYZBn9b/jR8aQyPAfg9rnTsz6AyVVryO4I u8ZjVqrj0aKsB3uX6Gef/O6P7oqOXQG51MgEa2mYyNqyG7O5Jr0vnPZQCArck0M4 QrS7iWLUZrynQMPa+OeSQDPTYwEkxMK4nCwLLMRUyCNeSzNDESHWUYXEVQunoOYY WVcpfd/FyDoqztKa5Lxi41WYzboNqMx/TrffL/2kh0edYT8vzsDvuxrtqK9vfGcr uQvmSYqOd50eMtMjaRRIm0Plv5gYwc8ygvvO/w71Yq+BCgKhLVTXdD/cwV5LiWhl 0WUPgmVUsRWn5Q0kmdbNXxGDVxU0IZj+hS978a+EhKyD72EmQ539WD4z2BgGckE+ 28+dMGews2NM+Rqt3CkUtliAH9H52MFNDo1SYBENS5r8HLtvxHuTWUWyidHb7d2Q eQwaUY/5q2pK/prW/fuf v8cv -----END PGP SIGNATURE----- ===