diff --git a/putty-0.63.tar.gz.RSA b/putty-0.63.tar.gz.RSA
new file mode 100644
index 0000000..cd59b03
Binary files /dev/null and b/putty-0.63.tar.gz.RSA differ
diff --git a/putty.changes b/putty.changes
index 6bb61f0..50b5f2c 100644
--- a/putty.changes
+++ b/putty.changes
@@ -1,3 +1,8 @@
+-------------------------------------------------------------------
+Tue Aug  6 19:47:43 UTC 2013 - jengelh@inai.de
+
+- Do signature verification
+
 -------------------------------------------------------------------
 Tue Aug  6 19:09:06 UTC 2013 - andreas.stieger@gmx.de
 
@@ -12,10 +17,10 @@ Tue Aug  6 19:09:06 UTC 2013 - andreas.stieger@gmx.de
     fixed arbitrary limits on string lengths. In particular, there 
     should now no longer be an unreasonably small limit on the number 
     of port forwardings PuTTY can store.
-  * Port-forwarded TCP connections which close one direction before the
+  * Forwarded TCP connections which close one direction before the
     other should now be reliably supported, with EOF propagated 
     independently in the two directions. This also fixes some instances 
-    of port-forwarding data corruption (if the corruption consisted of
+    of forwarding data corruption (if the corruption consisted of
     losing data from the very end of the connection) and some instances
     of PuTTY failing to close when the session is over (because it 
     wrongly thought a forwarding channel was still active when it was 
@@ -45,11 +50,10 @@ Tue Aug  6 19:09:06 UTC 2013 - andreas.stieger@gmx.de
 - packaging changes:
   * run make from base directory
   * run tests
-  * remove putty-01-werror.diff
-  * remove putty-02-remove-gtk1.diff
+  * remove putty-01-werror.diff (currently not needed)
+  * remove putty-02-remove-gtk1.diff, putty-05-glib-deprecated.diff,
+    putty-06-gtk2-indivhdr.diff (no longer needed)
   * refresh putty-03-config.diff
-  * remove putty-05-glib-deprecated.diff
-  * remove putty-06-gtk2-indivhdr.diff
   * remove autoconf calls and requirements
   * package HTML documentation
   * package LICENCE file
diff --git a/putty.keyring b/putty.keyring
new file mode 100644
index 0000000..577e05b
--- /dev/null
+++ b/putty.keyring
@@ -0,0 +1,16 @@
+pub   1024R/B41CAE29 2000-12-20
+uid                  PuTTY Releases (RSA) <putty-bugs@lists.tartarus.org>
+
+-----BEGIN PGP PUBLIC KEY BLOCK-----
+Version: GnuPG v2.0.19 (GNU/Linux)
+
+mQCNAzpA2ZYAAAEEAKxRyqIqZxKktdbrPo/OUj/4ij+yNIC8oBTVNgt3+NcAgFKI
+lPxjRKkrNFMrmXPaKRLp8/TS5Z46nSgG44d58G/5clu7IVge2YlCpvoIfo3ute2U
+UbBvXCJFVK5ePhNzQX8nGibmejxo8wF5CShyifhmoyfd96cf9u85zMC0HK4pAAUR
+tDRQdVRUWSBSZWxlYXNlcyAoUlNBKSA8cHV0dHktYnVnc0BsaXN0cy50YXJ0YXJ1
+cy5vcmc+iQCVAwUQOkDZlu85zMC0HK4pAQG7XQP6AlJiPCmN7PMz92LhqNbK4B1Y
+WtNCcDKz1wZZow2OrQW79SZ+I6RqWC/z/1YKIgYY30aE2UtY9OMUYlQ+I08rsYC4
+hNxNY4JvyyP9AT7wiJlpvdWtD590Z5DYwdSTeZg8w0N3NvCJ6m3ivFHiEZuJcZjd
+cfPQziUxGjQi6HzG+sc=
+=18Fm
+-----END PGP PUBLIC KEY BLOCK-----
diff --git a/putty.spec b/putty.spec
index c5014db..bf6305e 100644
--- a/putty.spec
+++ b/putty.spec
@@ -23,10 +23,15 @@ Summary:        GTK-based terminal emulator program
 License:        MIT
 Group:          System/X11/Utilities
 Url:            http://www.chiark.greenend.org.uk/~sgtatham/putty/
-Source:         http://the.earth.li/~sgtatham/putty/latest/%{name}-%{version}.tar.gz
+
+Source:         http://the.earth.li/~sgtatham/putty/latest/%name-%version.tar.gz
+Source2:        http://the.earth.li/~sgtatham/putty/latest/%name-%version.tar.gz.RSA
 Patch3:         putty-03-config.diff
 Patch4:         putty-04-nodate.diff
 BuildRoot:      %{_tmppath}/%{name}-%{version}-build
+%if 0%{?suse_version} >= 1230
+BuildRequires:  gpg-offline
+%endif
 BuildRequires:  gtk2-devel
 BuildRequires:  krb5-devel
 
@@ -36,9 +41,10 @@ for the SSH, Telnet, rlogin, and raw TCP computing protocols and as a
 serial console client.
 
 %prep
+mv %_sourcedir/%name-%version.tar.gz.RSA %_sourcedir/%name-%version.tar.gz.sig
+%{?gpg_verify: %gpg_verify %_sourcedir/%name-%version.tar.gz.sig}
 %setup -q
-%patch3 -p1
-%patch4 -p1
+%patch -P 3 -P 4 -p1
 
 %build
 %configure