diff --git a/Cargo.lock b/Cargo.lock
index 0ee7bca3..890f912c 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -170,8 +170,8 @@ version = "0.57.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "fd4865004a46a0aafb2a0a5eb19d3c9fc46ee5f063a6cfc605c69ac9ecf5263d"
 dependencies = [
- "bitflags",
- "cexpr",
+ "bitflags 1.3.2",
+ "cexpr 0.4.0",
  "clang-sys",
  "lazy_static",
  "lazycell",
@@ -180,7 +180,27 @@ dependencies = [
  "quote",
  "regex",
  "rustc-hash",
- "shlex",
+ "shlex 0.1.1",
+]
+
+[[package]]
+name = "bindgen"
+version = "0.68.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "726e4313eb6ec35d2730258ad4e15b547ee75d6afaa1361a922e78e59b7d8078"
+dependencies = [
+ "bitflags 2.4.1",
+ "cexpr 0.6.0",
+ "clang-sys",
+ "lazy_static",
+ "lazycell",
+ "peeking_take_while",
+ "proc-macro2",
+ "quote",
+ "regex",
+ "rustc-hash",
+ "shlex 1.2.0",
+ "syn 2.0.39",
 ]
 
 [[package]]
@@ -204,6 +224,12 @@ version = "1.3.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "bef38d45163c2f1dde094a7dfd33ccf595c92905c8f8f4fdc18d06fb1037718a"
 
+[[package]]
+name = "bitflags"
+version = "2.4.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "327762f6e5a765692301e5bb513e0d9fef63be86bbc14528052b1cd3e6f03e07"
+
 [[package]]
 name = "bitvec"
 version = "0.20.4"
@@ -398,7 +424,16 @@ version = "0.4.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "f4aedb84272dbe89af497cf81375129abda4fc0a9e7c5d317498c15cc30c0d27"
 dependencies = [
- "nom",
+ "nom 5.1.2",
+]
+
+[[package]]
+name = "cexpr"
+version = "0.6.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "6fac387a98bb7c37292057cffc56d62ecb629900026402633ae9160df93a8766"
+dependencies = [
+ "nom 7.1.3",
 ]
 
 [[package]]
@@ -478,7 +513,7 @@ checksum = "a0610544180c38b88101fecf2dd634b174a62eef6946f84dfc6a7127512b381c"
 dependencies = [
  "ansi_term",
  "atty",
- "bitflags",
+ "bitflags 1.3.2",
  "strsim",
  "term_size",
  "textwrap",
@@ -492,7 +527,7 @@ version = "0.0.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "ddfc5b9aa5d4507acaf872de71051dfd0e309860e88966e1051e462a077aac4f"
 dependencies = [
- "bitflags",
+ "bitflags 1.3.2",
 ]
 
 [[package]]
@@ -698,7 +733,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "ccc0a48a9b826acdf4028595adc9db92caea352f7af011a3034acd172a52a0aa"
 dependencies = [
  "quote",
- "syn",
+ "syn 1.0.82",
 ]
 
 [[package]]
@@ -967,7 +1002,7 @@ checksum = "aa4da3c766cd7a0db8242e326e9e4e081edd567072893ed320008189715366a4"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn",
+ "syn 1.0.82",
  "synstructure",
 ]
 
@@ -994,7 +1029,7 @@ checksum = "ccb5acb1045ebbfa222e2c50679e392a71dd77030b78fb0189f2d9c5974400f9"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn",
+ "syn 1.0.82",
 ]
 
 [[package]]
@@ -1153,7 +1188,7 @@ checksum = "6dbd947adfffb0efc70599b3ddcf7b5597bb5fa9e245eb99f62b3a5f7bb8bd3c"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn",
+ "syn 1.0.82",
 ]
 
 [[package]]
@@ -1278,7 +1313,7 @@ dependencies = [
  "log 0.4.14",
  "proc-macro2",
  "quote",
- "syn",
+ "syn 1.0.82",
  "time 0.3.5",
 ]
 
@@ -1307,7 +1342,7 @@ version = "0.8.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "93e3af942408868f6934a7b85134a3230832b9977cf66125df2f9edcfce4ddcc"
 dependencies = [
- "bitflags",
+ "bitflags 1.3.2",
  "ignore",
  "walkdir",
 ]
@@ -1815,6 +1850,12 @@ dependencies = [
  "log 0.3.9",
 ]
 
+[[package]]
+name = "minimal-lexical"
+version = "0.2.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "68354c5c6bd36d73ff3feceb05efa59b6acb7626617f4962be322a825e61f79a"
+
 [[package]]
 name = "miniz_oxide"
 version = "0.4.4"
@@ -1879,12 +1920,15 @@ dependencies = [
 
 [[package]]
 name = "nettle-sys"
-version = "2.0.8"
+version = "2.3.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b95aff9e61c8d8132e41dceae74c6e526edcac8d120072c87a300b9ab7e75226"
+checksum = "b495053a10a19a80e3a26bf1212e92e29350797b5f5bdc58268c3f3f818e66ec"
 dependencies = [
- "bindgen",
+ "bindgen 0.68.1",
+ "cc",
+ "libc",
  "pkg-config",
+ "tempfile",
  "vcpkg",
 ]
 
@@ -1910,6 +1954,16 @@ dependencies = [
  "version_check 0.9.3",
 ]
 
+[[package]]
+name = "nom"
+version = "7.1.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "d273983c5a657a70a3e8f2a01329822f3b8c8172b73826411a55751e404a0a4a"
+dependencies = [
+ "memchr",
+ "minimal-lexical",
+]
+
 [[package]]
 name = "ntapi"
 version = "0.3.6"
@@ -2073,7 +2127,7 @@ name = "openpgp-dsm"
 version = "1.3.0"
 dependencies = [
  "anyhow",
- "bindgen",
+ "bindgen 0.57.0",
  "bit-vec",
  "http",
  "hyper 0.10.16",
@@ -2100,7 +2154,7 @@ version = "0.10.38"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "0c7ae222234c30df141154f159066c5093ff73b63204dcda7121eb082fc56a95"
 dependencies = [
- "bitflags",
+ "bitflags 1.3.2",
  "cfg-if 1.0.0",
  "foreign-types",
  "libc",
@@ -2250,7 +2304,7 @@ dependencies = [
  "pest_meta",
  "proc-macro2",
  "quote",
- "syn",
+ "syn 1.0.82",
 ]
 
 [[package]]
@@ -2415,7 +2469,7 @@ dependencies = [
  "proc-macro-error-attr",
  "proc-macro2",
  "quote",
- "syn",
+ "syn 1.0.82",
  "version_check 0.9.3",
 ]
 
@@ -2432,11 +2486,11 @@ dependencies = [
 
 [[package]]
 name = "proc-macro2"
-version = "1.0.34"
+version = "1.0.69"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "2f84e92c0f7c9d58328b85a78557813e4bd845130db68d7184635344399423b1"
+checksum = "134c189feb4956b20f6f547d2cf727d4c0fe06722b20a0eec87ed445a97f92da"
 dependencies = [
- "unicode-xid",
+ "unicode-ident",
 ]
 
 [[package]]
@@ -2445,7 +2499,7 @@ version = "0.8.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "ffade02495f22453cd593159ea2f59827aae7f53fa8323f756799b670881dcf8"
 dependencies = [
- "bitflags",
+ "bitflags 1.3.2",
  "getopts",
  "memchr",
  "unicase 2.6.0",
@@ -2468,14 +2522,14 @@ checksum = "b22a693222d716a9587786f37ac3f6b4faedb5b80c23914e7303ff5a1d8016e9"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn",
+ "syn 1.0.82",
 ]
 
 [[package]]
 name = "quote"
-version = "1.0.10"
+version = "1.0.33"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "38bc8cc6a5f2e3655e0899c1b848643b2562f853f114bfec7be120678e3ace05"
+checksum = "5267fca4496028628a95160fc423a33e8b2e6af8a5302579e322e4b520293cae"
 dependencies = [
  "proc-macro2",
 ]
@@ -2713,7 +2767,7 @@ version = "0.2.10"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "8383f39639269cde97d255a32bdb68c047337295414940c68bdd30c2e13203ff"
 dependencies = [
- "bitflags",
+ "bitflags 1.3.2",
 ]
 
 [[package]]
@@ -2911,7 +2965,7 @@ name = "sdkms"
 version = "0.2.1"
 source = "git+https://github.com/zugzwang/sdkms-client-rust.git?branch=keylinks#83328a1e8a704d210dbad59771cf85be32d654e8"
 dependencies = [
- "bitflags",
+ "bitflags 1.3.2",
  "chrono",
  "hyper 0.10.16",
  "hyper-native-tls",
@@ -2930,7 +2984,7 @@ version = "2.4.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "525bc1abfda2e1998d152c45cf13e696f76d0a4972310b22fac1658b05df7c87"
 dependencies = [
- "bitflags",
+ "bitflags 1.3.2",
  "core-foundation",
  "core-foundation-sys",
  "libc",
@@ -3141,7 +3195,7 @@ checksum = "ecc0db5cb2556c0e558887d9bbdcf6ac4471e83ff66cf696e5419024d1606276"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn",
+ "syn 1.0.82",
 ]
 
 [[package]]
@@ -3236,6 +3290,12 @@ version = "0.1.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "7fdf1b9db47230893d76faad238fd6097fd6d6a9245cd7a4d90dbd639536bbd2"
 
+[[package]]
+name = "shlex"
+version = "1.2.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "a7cee0529a6d40f580e7a5e6c495c8fbfe21b7b52795ed4bb5e62cdf92bc6380"
+
 [[package]]
 name = "signature"
 version = "1.3.2"
@@ -3378,7 +3438,7 @@ dependencies = [
  "proc-macro-error",
  "proc-macro2",
  "quote",
- "syn",
+ "syn 1.0.82",
 ]
 
 [[package]]
@@ -3455,7 +3515,7 @@ dependencies = [
  "fehler",
  "proc-macro2",
  "quote",
- "syn",
+ "syn 1.0.82",
 ]
 
 [[package]]
@@ -3475,6 +3535,17 @@ dependencies = [
  "unicode-xid",
 ]
 
+[[package]]
+name = "syn"
+version = "2.0.39"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "23e78b90f2fcf45d3e842032ce32e3f2d1545ba6636271dcbf24fa306d87be7a"
+dependencies = [
+ "proc-macro2",
+ "quote",
+ "unicode-ident",
+]
+
 [[package]]
 name = "synstructure"
 version = "0.12.6"
@@ -3483,7 +3554,7 @@ checksum = "f36bdaa60a83aca3921b5259d5400cbf5e90fc51931376a9bd4a0eb79aa7210f"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn",
+ "syn 1.0.82",
  "unicode-xid",
 ]
 
@@ -3597,7 +3668,7 @@ checksum = "aa32fd3f627f367fe16f893e2597ae3c05020f8bba2666a4e6ea73d377e5714b"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn",
+ "syn 1.0.82",
 ]
 
 [[package]]
@@ -3694,7 +3765,7 @@ checksum = "b557f72f448c511a979e2564e55d74e6c4432fc96ff4f6241bc6bded342643b7"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn",
+ "syn 1.0.82",
 ]
 
 [[package]]
@@ -3759,7 +3830,7 @@ checksum = "f4f480b8f81512e825f337ad51e94c1eb5d3bbdf2b363dcd01e2b19a9ffe3f8e"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn",
+ "syn 1.0.82",
 ]
 
 [[package]]
@@ -3962,6 +4033,12 @@ version = "0.3.7"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "1a01404663e3db436ed2746d9fefef640d868edae3cceb81c3b8d5732fda678f"
 
+[[package]]
+name = "unicode-ident"
+version = "1.0.12"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "3354b9ac3fae1ff6755cb6db53683adb661634f67557942dea4facebec0fee4b"
+
 [[package]]
 name = "unicode-normalization"
 version = "0.1.19"
@@ -4100,7 +4177,7 @@ dependencies = [
  "log 0.4.14",
  "proc-macro2",
  "quote",
- "syn",
+ "syn 1.0.82",
  "wasm-bindgen-shared",
 ]
 
@@ -4122,7 +4199,7 @@ checksum = "7803e0eea25835f8abdc585cd3021b3deb11543c6fe226dcd30b228857c5c5ab"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn",
+ "syn 1.0.82",
  "wasm-bindgen-backend",
  "wasm-bindgen-shared",
 ]
@@ -4252,6 +4329,6 @@ checksum = "65f1a51723ec88c66d5d1fe80c841f17f63587d6691901d66be9bec6c3b51f73"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn",
+ "syn 1.0.82",
  "synstructure",
 ]
diff --git a/rust-toolchain b/rust-toolchain
index 43c989b5..4d5fde5b 100644
--- a/rust-toolchain
+++ b/rust-toolchain
@@ -1 +1 @@
-1.56.1
+1.60.0