diff --git a/lib/gpg/VERSION b/lib/gpg/VERSION
index 2c4efed..cec8408 100644
--- a/lib/gpg/VERSION
+++ b/lib/gpg/VERSION
@@ -1,2 +1,2 @@
 gnupg
-2.2.23
+2.2.28
diff --git a/lib/gpg/bin/dirmngr.exe b/lib/gpg/bin/dirmngr.exe
index 2c07a5a..01a0828 100644
Binary files a/lib/gpg/bin/dirmngr.exe and b/lib/gpg/bin/dirmngr.exe differ
diff --git a/lib/gpg/bin/gpg-agent.exe b/lib/gpg/bin/gpg-agent.exe
index 6c17f59..873a64e 100644
Binary files a/lib/gpg/bin/gpg-agent.exe and b/lib/gpg/bin/gpg-agent.exe differ
diff --git a/lib/gpg/bin/gpg-connect-agent.exe b/lib/gpg/bin/gpg-connect-agent.exe
index 2e35373..30e51e0 100644
Binary files a/lib/gpg/bin/gpg-connect-agent.exe and b/lib/gpg/bin/gpg-connect-agent.exe differ
diff --git a/lib/gpg/bin/gpg-preset-passphrase.exe b/lib/gpg/bin/gpg-preset-passphrase.exe
index ded30d5..5d60a68 100644
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diff --git a/lib/gpg/bin/gpg-wks-client.exe b/lib/gpg/bin/gpg-wks-client.exe
index 7bd482a..70eebc2 100644
Binary files a/lib/gpg/bin/gpg-wks-client.exe and b/lib/gpg/bin/gpg-wks-client.exe differ
diff --git a/lib/gpg/bin/gpg.exe b/lib/gpg/bin/gpg.exe
index 85efd57..affba47 100644
Binary files a/lib/gpg/bin/gpg.exe and b/lib/gpg/bin/gpg.exe differ
diff --git a/lib/gpg/bin/gpgconf.exe b/lib/gpg/bin/gpgconf.exe
index d8b30cd..8469265 100644
Binary files a/lib/gpg/bin/gpgconf.exe and b/lib/gpg/bin/gpgconf.exe differ
diff --git a/lib/gpg/bin/gpgme-w32spawn.exe b/lib/gpg/bin/gpgme-w32spawn.exe
index 869a5be..73b1f03 100644
Binary files a/lib/gpg/bin/gpgme-w32spawn.exe and b/lib/gpg/bin/gpgme-w32spawn.exe differ
diff --git a/lib/gpg/bin/gpgsm.exe b/lib/gpg/bin/gpgsm.exe
index 49c0d4f..d8e0dfb 100644
Binary files a/lib/gpg/bin/gpgsm.exe and b/lib/gpg/bin/gpgsm.exe differ
diff --git a/lib/gpg/bin/gpgtar.exe b/lib/gpg/bin/gpgtar.exe
index eea5bd0..9a0e668 100644
Binary files a/lib/gpg/bin/gpgtar.exe and b/lib/gpg/bin/gpgtar.exe differ
diff --git a/lib/gpg/bin/gpgv.exe b/lib/gpg/bin/gpgv.exe
index 6ecda19..ce61741 100644
Binary files a/lib/gpg/bin/gpgv.exe and b/lib/gpg/bin/gpgv.exe differ
diff --git a/lib/gpg/bin/libassuan-0.dll b/lib/gpg/bin/libassuan-0.dll
index 13ab621..dc957d2 100644
Binary files a/lib/gpg/bin/libassuan-0.dll and b/lib/gpg/bin/libassuan-0.dll differ
diff --git a/lib/gpg/bin/libgcrypt-20.dll b/lib/gpg/bin/libgcrypt-20.dll
index 8b313f4..f864e6c 100644
Binary files a/lib/gpg/bin/libgcrypt-20.dll and b/lib/gpg/bin/libgcrypt-20.dll differ
diff --git a/lib/gpg/bin/libgpg-error-0.dll b/lib/gpg/bin/libgpg-error-0.dll
index f48a856..cf19cff 100644
Binary files a/lib/gpg/bin/libgpg-error-0.dll and b/lib/gpg/bin/libgpg-error-0.dll differ
diff --git a/lib/gpg/bin/libgpgme-11.dll b/lib/gpg/bin/libgpgme-11.dll
index 8b1b7ca..6e07276 100644
Binary files a/lib/gpg/bin/libgpgme-11.dll and b/lib/gpg/bin/libgpgme-11.dll differ
diff --git a/lib/gpg/bin/libksba-8.dll b/lib/gpg/bin/libksba-8.dll
index b4ea3b2..964096a 100644
Binary files a/lib/gpg/bin/libksba-8.dll and b/lib/gpg/bin/libksba-8.dll differ
diff --git a/lib/gpg/bin/libnpth-0.dll b/lib/gpg/bin/libnpth-0.dll
index c72e227..30a1fd2 100644
Binary files a/lib/gpg/bin/libnpth-0.dll and b/lib/gpg/bin/libnpth-0.dll differ
diff --git a/lib/gpg/bin/libsqlite3-0.dll b/lib/gpg/bin/libsqlite3-0.dll
index 2cd9455..1d87e26 100644
Binary files a/lib/gpg/bin/libsqlite3-0.dll and b/lib/gpg/bin/libsqlite3-0.dll differ
diff --git a/lib/gpg/bin/pinentry-basic.exe b/lib/gpg/bin/pinentry-basic.exe
index cec42f6..c220809 100644
Binary files a/lib/gpg/bin/pinentry-basic.exe and b/lib/gpg/bin/pinentry-basic.exe differ
diff --git a/lib/gpg/bin/scdaemon.exe b/lib/gpg/bin/scdaemon.exe
index 2e28300..c64e841 100644
Binary files a/lib/gpg/bin/scdaemon.exe and b/lib/gpg/bin/scdaemon.exe differ
diff --git a/lib/gpg/bin/zlib1.dll b/lib/gpg/bin/zlib1.dll
index 71cae78..2fcf41e 100644
Binary files a/lib/gpg/bin/zlib1.dll and b/lib/gpg/bin/zlib1.dll differ
diff --git a/lib/gpg/include/assuan.h b/lib/gpg/include/assuan.h
index 5179763..8c4d467 100644
--- a/lib/gpg/include/assuan.h
+++ b/lib/gpg/include/assuan.h
@@ -1,6 +1,6 @@
 /* assuan.h - Definitions for the Assuan IPC library             -*- c -*-
  * Copyright (C) 2001-2013 Free Software Foundation, Inc.
- * Copyright (C) 2001-2019 g10 Code GmbH
+ * Copyright (C) 2001-2021 g10 Code GmbH
  *
  * This file is part of Assuan.
  *
@@ -21,6 +21,13 @@
  * Do not edit.  Generated from assuan.h.in by mkheader for mingw32.
  */
 
+/* Compile time configuration:
+ *
+ * #define _ASSUAN_NO_SOCKET_WRAPPER
+ *
+ * Do not include the definitions for the socket wrapper feature.
+ */
+
 #ifndef ASSUAN_H
 #define ASSUAN_H
 
@@ -44,13 +51,6 @@ typedef void *assuan_msghdr_t;
 
 #include <gpg-error.h>
 
-/* Compile time configuration:
-
-   #define _ASSUAN_NO_SOCKET_WRAPPER
-
-   Do not include the definitions for the socket wrapper feature.  */
-
-
 #ifdef __cplusplus
 extern "C"
 {
@@ -60,13 +60,13 @@ extern "C"
 #endif
 
 /* The version of this header should match the one of the library.  Do
-   not use this symbol in your application; use assuan_check_version
-   instead.  */
-#define ASSUAN_VERSION "2.5.3"
+ * not use this symbol in your application; use assuan_check_version
+ * instead.  */
+#define ASSUAN_VERSION "2.5.5"
 
 /* The version number of this header.  It may be used to handle minor
-   API incompatibilities.  */
-#define ASSUAN_VERSION_NUMBER 0x020503
+ * API incompatibilities.  */
+#define ASSUAN_VERSION_NUMBER 0x020505
 
 
 /* Check for compiler features.  */
@@ -96,6 +96,10 @@ typedef struct assuan_context_s *assuan_context_t;
 typedef void *assuan_fd_t;
 #define ASSUAN_INVALID_FD ((void*)(-1))
 #define ASSUAN_INVALID_PID ((pid_t) -1)
+#if GPGRT_HAVE_PRAGMA_GCC_PUSH
+# pragma GCC push_options
+# pragma GCC diagnostic ignored "-Wbad-function-cast"
+#endif
 static GPG_ERR_INLINE assuan_fd_t
 assuan_fd_from_posix_fd (int fd)
 {
@@ -104,6 +108,9 @@ assuan_fd_from_posix_fd (int fd)
   else
     return (assuan_fd_t) _get_osfhandle (fd);
 }
+#if GPGRT_HAVE_PRAGMA_GCC_PUSH
+# pragma GCC pop_options
+#endif
 
 
 assuan_fd_t assuan_fdopen (int fd);
@@ -140,7 +147,9 @@ struct sockaddr_un
 
 
 
-/* Global interface.  */
+/*
+ * Global interface.
+ */
 
 struct assuan_malloc_hooks
 {
@@ -159,8 +168,8 @@ typedef struct assuan_malloc_hooks *assuan_malloc_hooks_t;
 #define ASSUAN_LOG_CONTROL 8
 
 /* If MSG is NULL, return true/false depending on if this category is
-   logged.  This is used to probe before expensive log message
-   generation (buffer dumps).  */
+ * logged.  This is used to probe before expensive log message
+ * generation (buffer dumps).  */
 typedef int (*assuan_log_cb_t) (assuan_context_t ctx, void *hook,
 				unsigned int cat, const char *msg);
 
@@ -189,7 +198,7 @@ void assuan_get_log_cb (assuan_log_cb_t *log_cb, void **log_cb_data);
 
 
 /* Create a new Assuan context.  The initial parameters are all needed
-   in the creation of the context.  */
+ * in the creation of the context.  */
 gpg_error_t assuan_new_ext (assuan_context_t *ctx, gpg_err_source_t errsource,
 			    assuan_malloc_hooks_t malloc_hooks,
 			    assuan_log_cb_t log_cb, void *log_cb_data);
@@ -201,7 +210,7 @@ gpg_error_t assuan_new (assuan_context_t *ctx);
 void assuan_release (assuan_context_t ctx);
 
 /* Release the memory at PTR using the allocation handler of the
-   context CTX.  This is a convenience function.  */
+ * context CTX.  This is a convenience function.  */
 void assuan_free (assuan_context_t ctx, void *ptr);
 
 
@@ -216,33 +225,38 @@ void *assuan_get_pointer (assuan_context_t ctx);
 typedef unsigned int assuan_flag_t;
 
 /* When using a pipe server, by default Assuan will wait for the
-   forked process to die in assuan_release.  In certain cases this
-   is not desirable.  By setting this flag, the waitpid will be
-   skipped and the caller is responsible to cleanup a forked
-   process. */
+ * forked process to die in assuan_release.  In certain cases this
+ * is not desirable.  By setting this flag, the waitpid will be
+ * skipped and the caller is responsible to cleanup a forked
+ * process. */
 #define ASSUAN_NO_WAITPID 1
+
 /* This flag indicates whether Assuan logging is in confidential mode.
    You can use assuan_{begin,end}_condidential to change the mode.  */
 #define ASSUAN_CONFIDENTIAL 2
+
 /* This flag suppresses fix up of signal handlers for pipes.  */
 #define ASSUAN_NO_FIXSIGNALS 3
+
 /* This flag changes assuan_transact to return comment lines via the
-   status callback.  The default is to skip comment lines.  */
+ * status callback.  The default is to skip comment lines.  */
 #define ASSUAN_CONVEY_COMMENTS 4
+
 /* This flag disables logging for one context.  */
 #define ASSUAN_NO_LOGGING 5
+
 /* This flag forces a connection close.  */
 #define ASSUAN_FORCE_CLOSE 6
 
+
 /* For context CTX, set the flag FLAG to VALUE.  Values for flags
-   are usually 1 or 0 but certain flags might allow for other values;
-   see the description of the type assuan_flag_t for details.  */
+ * are usually 1 or 0 but certain flags might allow for other values;
+ * see the description of the type assuan_flag_t for details.  */
 void assuan_set_flag (assuan_context_t ctx, assuan_flag_t flag, int value);
 
 /* Return the VALUE of FLAG in context CTX.  */
 int assuan_get_flag (assuan_context_t ctx, assuan_flag_t flag);
 
-
 /* Same as assuan_set_flag (ctx, ASSUAN_CONFIDENTIAL, 1).  */
 void assuan_begin_confidential (assuan_context_t ctx);
 
@@ -259,7 +273,7 @@ void assuan_end_confidential (assuan_context_t ctx);
 #define ASSUAN_IO_MONITOR_IGNORE 2
 
 /* The IO monitor gets to see all I/O on the context, and can return
-   ASSUAN_IO_MONITOR_* bits to control actions on it.  */
+ * ASSUAN_IO_MONITOR_* bits to control actions on it.  */
 typedef unsigned int (*assuan_io_monitor_t) (assuan_context_t ctx, void *hook,
 					     int inout, const char *line,
 					     size_t linelen);
@@ -268,7 +282,7 @@ typedef unsigned int (*assuan_io_monitor_t) (assuan_context_t ctx, void *hook,
 void assuan_set_io_monitor (assuan_context_t ctx,
 			    assuan_io_monitor_t io_monitor, void *hook_data);
 
-
+/* The system hooks.  See assuan_set_system_hooks et al. */
 #define ASSUAN_SYSTEM_HOOKS_VERSION 2
 #define ASSUAN_SPAWN_DETACHED 128
 struct assuan_system_hooks
@@ -317,18 +331,21 @@ struct assuan_system_hooks
 };
 typedef struct assuan_system_hooks *assuan_system_hooks_t;
 
+
 
-/* Configuration of the default log handler.  */
+/*
+ * Configuration of the default log handler.
+ */
 
 /* Set the prefix to be used at the start of a line emitted by assuan
-   on the log stream.  The default is the empty string.  Note, that
-   this function is not thread-safe and should in general be used
-   right at startup. */
+ * on the log stream.  The default is the empty string.  Note, that
+ * this function is not thread-safe and should in general be used
+ * right at startup. */
 void assuan_set_assuan_log_prefix (const char *text);
 
 /* Return a prefix to be used at the start of a line emitted by assuan
-   on the log stream.  The default implementation returns the empty
-   string, i.e. ""  */
+ * on the log stream.  The default implementation returns the empty
+ * string, i.e. "".  */
 const char *assuan_get_assuan_log_prefix (void);
 
 /* Global default log stream.  */
@@ -338,6 +355,7 @@ void assuan_set_assuan_log_stream (FILE *fp);
 void assuan_set_log_stream (assuan_context_t ctx, FILE *fp);
 
 
+/* The type for assuan command handlers.  */
 typedef gpg_error_t (*assuan_handler_t) (assuan_context_t, char *);
 
 /*-- assuan-handler.c --*/
@@ -346,7 +364,9 @@ gpg_error_t assuan_register_command (assuan_context_t ctx,
 				     assuan_handler_t handler,
                                      const char *help_string);
 gpg_error_t assuan_register_pre_cmd_notify (assuan_context_t ctx,
-					     gpg_error_t (*fnc)(assuan_context_t, const char *cmd));
+                                          gpg_error_t (*fnc)(assuan_context_t,
+                                                             const char *cmd));
+
 gpg_error_t assuan_register_post_cmd_notify (assuan_context_t ctx,
 					     void (*fnc)(assuan_context_t,
                                                          gpg_error_t));
@@ -380,10 +400,10 @@ gpg_error_t assuan_write_status (assuan_context_t ctx,
 				 const char *keyword, const char *text);
 
 /* Negotiate a file descriptor.  If LINE contains "FD=N", returns N
-   assuming a local file descriptor.  If LINE contains "FD" reads a
-   file descriptor via CTX and stores it in *RDF (the CTX must be
-   capable of passing file descriptors).  Under W32 the returned FD is
-   a libc-type one.  */
+ * assuming a local file descriptor.  If LINE contains "FD" reads a
+ * file descriptor via CTX and stores it in *RDF (the CTX must be
+ * capable of passing file descriptors).  Under Windows the returned
+ * FD is a libc-type one.  */
 gpg_error_t assuan_command_parse_fd (assuan_context_t ctx, char *line,
                                         assuan_fd_t *rfd);
 
@@ -449,7 +469,11 @@ gpg_error_t assuan_get_peercred (assuan_context_t ctx,
 
 
 
-/* Client interface.  */
+/*
+ * Client interface.
+ */
+
+/* Client response codes.  */
 #define ASSUAN_RESPONSE_ERROR 0
 #define ASSUAN_RESPONSE_OK 1
 #define ASSUAN_RESPONSE_DATA 2
@@ -500,8 +524,8 @@ gpg_error_t assuan_send_data (assuan_context_t ctx,
                               const void *buffer, size_t length);
 
 /* The file descriptor must be pending before assuan_receivefd is
-   called.  This means that assuan_sendfd should be called *before* the
-   trigger is sent (normally via assuan_write_line ("INPUT FD")).  */
+ * called.  This means that assuan_sendfd should be called *before* the
+ * trigger is sent (normally via assuan_write_line ("INPUT FD")).  */
 gpg_error_t assuan_sendfd (assuan_context_t ctx, assuan_fd_t fd);
 gpg_error_t assuan_receivefd (assuan_context_t ctx, assuan_fd_t *fd);
 
@@ -515,15 +539,16 @@ gpg_error_t assuan_set_error (assuan_context_t ctx, gpg_error_t err,
 /*-- assuan-socket.c --*/
 
 /* This flag is used with assuan_sock_connect_byname to
-   connect via SOCKS.  */
+ * connect via SOCKS.  */
 #define ASSUAN_SOCK_SOCKS   1
+
 /* This flag is used with assuan_sock_connect_byname to force a
    connection via Tor even if the socket subsystem has not been
    swicthed into Tor mode.  This flags overrides ASSUAN_SOCK_SOCKS. */
 #define ASSUAN_SOCK_TOR     2
 
 /* These are socket wrapper functions to support an emulation of Unix
-   domain sockets on Windows W32.  */
+ * domain sockets on Windows.  */
 gpg_error_t assuan_sock_init (void);
 void assuan_sock_deinit (void);
 int assuan_sock_close (assuan_fd_t fd);
@@ -574,7 +599,7 @@ int __assuan_recvmsg (assuan_context_t ctx, assuan_fd_t fd, assuan_msghdr_t msg,
 int __assuan_sendmsg (assuan_context_t ctx, assuan_fd_t fd, const assuan_msghdr_t msg, int flags);
 pid_t __assuan_waitpid (assuan_context_t ctx, pid_t pid, int nowait, int *status, int options);
 
-
+/* Standard system hooks for the legacy GNU Pth.  */
 #define ASSUAN_SYSTEM_PTH_IMPL						\
   static void _assuan_pth_usleep (assuan_context_t ctx, unsigned int usec) \
   { (void) ctx; pth_usleep (usec); }					\
@@ -614,6 +639,7 @@ pid_t __assuan_waitpid (assuan_context_t ctx, pid_t pid, int nowait, int *status
 extern struct assuan_system_hooks _assuan_system_pth;
 #define ASSUAN_SYSTEM_PTH &_assuan_system_pth
 
+/* Standard system hooks for nPth.  */
 #define ASSUAN_SYSTEM_NPTH_IMPL						\
   static void _assuan_npth_usleep (assuan_context_t ctx, unsigned int usec) \
   { npth_unprotect();				                        \
diff --git a/lib/gpg/include/gcrypt.h b/lib/gpg/include/gcrypt.h
index 6780261..eb2a65a 100644
--- a/lib/gpg/include/gcrypt.h
+++ b/lib/gpg/include/gcrypt.h
@@ -1,6 +1,6 @@
 /* gcrypt.h -  GNU Cryptographic Library Interface              -*- c -*-
- * Copyright (C) 1998-2017 Free Software Foundation, Inc.
- * Copyright (C) 2012-2017 g10 Code GmbH
+ * Copyright (C) 2012-2021 g10 Code GmbH
+ * Copyright (C) 1998-2018 Free Software Foundation, Inc.
  *
  * This file is part of Libgcrypt.
  *
@@ -16,6 +16,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this program; if not, see <http://www.gnu.org/licenses/>.
+ * SPDX-License-Identifier: LGPL-2.1-or-later
  *
  * File: src/gcrypt.h.  Generated from gcrypt.h.in by configure.
  */
@@ -62,11 +63,11 @@ extern "C" {
    return the same version.  The purpose of this macro is to let
    autoconf (using the AM_PATH_GCRYPT macro) check that this header
    matches the installed library.  */
-#define GCRYPT_VERSION "1.8.6"
+#define GCRYPT_VERSION "1.8.8"
 
 /* The version number of this header.  It may be used to handle minor
    API incompatibilities.  */
-#define GCRYPT_VERSION_NUMBER 0x010806
+#define GCRYPT_VERSION_NUMBER 0x010808
 
 
 /* Internal: We can't use the convenience macros for the multi
diff --git a/lib/gpg/include/gpg-error.h b/lib/gpg/include/gpg-error.h
index ac169f3..9ea859b 100644
--- a/lib/gpg/include/gpg-error.h
+++ b/lib/gpg/include/gpg-error.h
@@ -66,12 +66,12 @@
 #include <stdarg.h>
 
 /* The version string of this header. */
-#define GPG_ERROR_VERSION "1.39"
-#define GPGRT_VERSION     "1.39"
+#define GPG_ERROR_VERSION "1.42"
+#define GPGRT_VERSION     "1.42"
 
 /* The version number of this header. */
-#define GPG_ERROR_VERSION_NUMBER 0x012700
-#define GPGRT_VERSION_NUMBER     0x012700
+#define GPG_ERROR_VERSION_NUMBER 0x012a00
+#define GPGRT_VERSION_NUMBER     0x012a00
 
 
 #ifdef __GNUC__
@@ -122,6 +122,7 @@ typedef enum
     GPG_ERR_SOURCE_KLEO = 13,
     GPG_ERR_SOURCE_G13 = 14,
     GPG_ERR_SOURCE_ASSUAN = 15,
+    GPG_ERR_SOURCE_TPM2D = 16,
     GPG_ERR_SOURCE_TLS = 17,
     GPG_ERR_SOURCE_ANY = 31,
     GPG_ERR_SOURCE_USER_1 = 32,
@@ -1165,6 +1166,9 @@ gpg_err_code_t gpgrt_chdir (const char *name);
 /* Return the current WD as a malloced string.  */
 char *gpgrt_getcwd (void);
 
+/* A wrapper around access to handle UTF-8 on Windows.  */
+gpg_err_code_t gpgrt_access (const char *fname, int mode);
+
 
 
 
diff --git a/lib/gpg/include/gpgme.h b/lib/gpg/include/gpgme.h
index 313b6ad..a12cea5 100644
--- a/lib/gpg/include/gpgme.h
+++ b/lib/gpg/include/gpgme.h
@@ -42,11 +42,11 @@ extern "C" {
  * instead.  The purpose of this macro is to let autoconf (using the
  * AM_PATH_GPGME macro) check that this header matches the installed
  * library.  */
-#define GPGME_VERSION "1.14.0"
+#define GPGME_VERSION "1.15.1"
 
 /* The version number of this header.  It may be used to handle minor
  * API incompatibilities.  */
-#define GPGME_VERSION_NUMBER 0x010e00
+#define GPGME_VERSION_NUMBER 0x010f01
 
 
 /* System specific typedefs.  */
@@ -1876,6 +1876,13 @@ gpgme_error_t gpgme_op_set_uid_flag       (gpgme_ctx_t ctx,
                                            gpgme_key_t key, const char *userid,
                                            const char *name, const char *value);
 
+/* Change the expiry of a key.  */
+gpgme_error_t gpgme_op_setexpire_start (gpgme_ctx_t ctx,
+                                        gpgme_key_t key, unsigned long expires,
+                                        const char *subfprs, unsigned int reserved);
+gpgme_error_t gpgme_op_setexpire       (gpgme_ctx_t ctx,
+                                        gpgme_key_t key, unsigned long expires,
+                                        const char *subfprs, unsigned int reserved);
 
 /* Retrieve a pointer to the result of a genkey, createkey, or
  * createsubkey operation.  */
@@ -1920,6 +1927,20 @@ gpgme_error_t gpgme_op_keysign       (gpgme_ctx_t ctx,
                                       unsigned int flags);
 
 
+/* Flags for the signature revoking functions.  */
+#define GPGME_REVSIG_LFSEP   (1 << 8)  /* Indicate LF separated user ids. */
+
+/* Revoke the signatures made with SIGNING_KEY on the USERID(s) of KEY.  */
+gpgme_error_t gpgme_op_revsig_start (gpgme_ctx_t ctx,
+                                     gpgme_key_t key,
+                                     gpgme_key_t signing_key,
+                                     const char *userid,
+                                     unsigned int flags);
+gpgme_error_t gpgme_op_revsig       (gpgme_ctx_t ctx,
+                                     gpgme_key_t key,
+                                     gpgme_key_t signing_key,
+                                     const char *userid,
+                                     unsigned int flags);
 
 
 /*
@@ -2563,7 +2584,8 @@ typedef enum
     GPGME_STATUS_TOFU_STATS_LONG = 97,
     GPGME_STATUS_NOTATION_FLAGS = 98,
     GPGME_STATUS_DECRYPTION_COMPLIANCE_MODE = 99,
-    GPGME_STATUS_VERIFICATION_COMPLIANCE_MODE = 100
+    GPGME_STATUS_VERIFICATION_COMPLIANCE_MODE = 100,
+    GPGME_STATUS_CANCELED_BY_USER = 101
   }
 gpgme_status_code_t;
 
diff --git a/lib/gpg/include/ksba.h b/lib/gpg/include/ksba.h
index 3c12ba3..fd06e99 100644
--- a/lib/gpg/include/ksba.h
+++ b/lib/gpg/include/ksba.h
@@ -1,6 +1,6 @@
 /* ksba.h - X.509 library used by GnuPG
  * Copyright (C) 2001, 2002, 2003, 2004, 2005, 2006, 2010, 2011
- *               2012, 2013, 2104, 2015, 2019 g10 Code GmbH
+ *               2012, 2013, 2104, 2015, 2019, 2020, 2021 g10 Code GmbH
  *
  * This file is part of KSBA.
  *
@@ -27,6 +27,7 @@
  * You should have received a copies of the GNU General Public License
  * and the GNU Lesser General Public License along with this program;
  * if not, see <http://www.gnu.org/licenses/>.
+ * SPDX-License-Identifier: LGPL-3.0-or-later OR GPL-2.0-or-later
  */
 
 #ifndef KSBA_H
@@ -45,11 +46,11 @@ extern "C" {
 /* The version of this header should match the one of the library.  Do
  * not use this symbol in your application; use assuan_check_version
  * instead.  */
-#define KSBA_VERSION "1.4.0"
+#define KSBA_VERSION "1.6.0"
 
 /* The version number of this header.  It may be used to handle minor
  * API incompatibilities.  */
-#define KSBA_VERSION_NUMBER 0x010400
+#define KSBA_VERSION_NUMBER 0x010600
 
 
 
@@ -124,7 +125,9 @@ typedef enum
     KSBA_CT_ENCRYPTED_DATA = 5,
     KSBA_CT_AUTH_DATA = 6,
     KSBA_CT_PKCS12 = 7,
-    KSBA_CT_SPC_IND_DATA_CTX = 8
+    KSBA_CT_SPC_IND_DATA_CTX = 8,
+    KSBA_CT_OPENPGP_KEYBLOCK = 9,
+    KSBA_CT_AUTHENVELOPED_DATA = 10
   }
 ksba_content_type_t;
 typedef ksba_content_type_t KsbaContentType _KSBA_DEPRECATED;
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