diff --git a/broker/Cargo.lock b/broker/Cargo.lock
index aa54752..5fda8c3 100644
--- a/broker/Cargo.lock
+++ b/broker/Cargo.lock
@@ -493,18 +493,17 @@ checksum = "baf1de4339761588bc0619e3cbc0120ee582ebb74b53b4efbf79117bd2da40fd"
 
 [[package]]
 name = "chrono"
-version = "0.4.26"
+version = "0.4.31"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ec837a71355b28f6556dbd569b37b3f363091c0bd4b2e735674521b4c5fd9bc5"
+checksum = "7f2c685bad3eb3d45a01354cedb7d5faa66194d1d58ba6e267a8de788f79db38"
 dependencies = [
  "android-tzdata",
  "iana-time-zone",
  "js-sys",
  "num-traits",
  "serde",
- "time 0.1.43",
  "wasm-bindgen",
- "winapi",
+ "windows-targets",
 ]
 
 [[package]]
@@ -650,7 +649,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "7efb37c3e1ccb1ff97164ad95ac1606e8ccd35b3fa0a7d99a304c7f4a428cc24"
 dependencies = [
  "percent-encoding",
- "time 0.3.17",
+ "time",
  "version_check",
 ]
 
@@ -1576,9 +1575,9 @@ dependencies = [
 
 [[package]]
 name = "libc"
-version = "0.2.147"
+version = "0.2.150"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b4668fb0ea861c1df094127ac5f1da3409a82116a4ba74fca2e58ef927159bb3"
+checksum = "89d92a4743f9a61002fae18374ed11e7973f530cb3a3255fb354818118b2203c"
 
 [[package]]
 name = "lightning"
@@ -1626,7 +1625,7 @@ dependencies = [
  "serde",
  "serde_cbor",
  "thiserror",
- "time 0.3.17",
+ "time",
  "tokio",
  "tokio-postgres",
  "tonic",
@@ -1643,9 +1642,9 @@ checksum = "0717cef1bc8b636c6e1c1bbdefc09e6322da8a9321966e8928ef80d20f7f770f"
 
 [[package]]
 name = "linux-raw-sys"
-version = "0.4.5"
+version = "0.4.11"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "57bcfdad1b858c2db7c38303a6d2ad4dfaf5eb53dfeb0910128b2c26d6158503"
+checksum = "969488b55f8ac402214f3f5fd243ebb7206cf82de60d3172994707a4bcc2b829"
 
 [[package]]
 name = "lock_api"
@@ -2663,11 +2662,25 @@ dependencies = [
  "libc",
  "once_cell",
  "spin 0.5.2",
- "untrusted",
+ "untrusted 0.7.1",
  "web-sys",
  "winapi",
 ]
 
+[[package]]
+name = "ring"
+version = "0.17.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "fb0205304757e5d899b9c2e448b867ffd03ae7f988002e47cd24954391394d0b"
+dependencies = [
+ "cc",
+ "getrandom",
+ "libc",
+ "spin 0.9.8",
+ "untrusted 0.9.0",
+ "windows-sys",
+]
+
 [[package]]
 name = "rmp"
 version = "0.8.12"
@@ -2730,7 +2743,7 @@ dependencies = [
  "serde_json",
  "state",
  "tempfile",
- "time 0.3.17",
+ "time",
  "tokio",
  "tokio-stream",
  "tokio-util",
@@ -2777,7 +2790,7 @@ dependencies = [
  "smallvec",
  "stable-pattern",
  "state",
- "time 0.3.17",
+ "time",
  "tokio",
  "uncased",
 ]
@@ -2877,9 +2890,9 @@ dependencies = [
 
 [[package]]
 name = "rustix"
-version = "0.38.8"
+version = "0.38.19"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "19ed4fa021d81c8392ce04db050a3da9a60299050b7ae1cf482d862b54a7218f"
+checksum = "745ecfa778e66b2b63c88a61cb36e0eea109e803b0b86bf9879fbc77c70e86ed"
 dependencies = [
  "bitflags 2.4.0",
  "errno",
@@ -2895,7 +2908,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "fff78fc74d175294f4e83b28343315ffcfb114b156f0185e9741cb5570f50e2f"
 dependencies = [
  "log",
- "ring",
+ "ring 0.16.20",
  "sct",
  "webpki",
 ]
@@ -2907,7 +2920,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "1d1feddffcfcc0b33f5c6ce9a29e341e4cd59c3f78e7ee45f4a40c038b1d6cbb"
 dependencies = [
  "log",
- "ring",
+ "ring 0.16.20",
  "rustls-webpki 0.101.4",
  "sct",
 ]
@@ -2948,8 +2961,8 @@ version = "0.100.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "e98ff011474fa39949b7e5c0428f9b4937eda7da7848bbb947786b7be0b27dab"
 dependencies = [
- "ring",
- "untrusted",
+ "ring 0.16.20",
+ "untrusted 0.7.1",
 ]
 
 [[package]]
@@ -2958,8 +2971,8 @@ version = "0.101.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "7d93931baf2d282fff8d3a532bbfd7653f734643161b87e3e01e59a04439bf0d"
 dependencies = [
- "ring",
- "untrusted",
+ "ring 0.16.20",
+ "untrusted 0.7.1",
 ]
 
 [[package]]
@@ -3001,8 +3014,8 @@ version = "0.7.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "d53dcdb7c9f8158937a7981b48accfd39a43af418591a5d008c7b22b5e1b7ca4"
 dependencies = [
- "ring",
- "untrusted",
+ "ring 0.16.20",
+ "untrusted 0.7.1",
 ]
 
 [[package]]
@@ -3150,7 +3163,7 @@ dependencies = [
  "serde",
  "serde_json",
  "serde_with_macros",
- "time 0.3.17",
+ "time",
 ]
 
 [[package]]
@@ -3502,16 +3515,6 @@ dependencies = [
  "once_cell",
 ]
 
-[[package]]
-name = "time"
-version = "0.1.43"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ca8a50ef2360fbd1eeb0ecd46795a87a19024eb4b53c5dc916ca1fd95fe62438"
-dependencies = [
- "libc",
- "winapi",
-]
-
 [[package]]
 name = "time"
 version = "0.3.17"
@@ -3983,6 +3986,12 @@ version = "0.7.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "a156c684c91ea7d62626509bce3cb4e1d9ed5c4d978f7b4352658f96a4c26b4a"
 
+[[package]]
+name = "untrusted"
+version = "0.9.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "8ecb6da28b8a351d773b68d5825ac39017e680750f980f3a1a85cd8dd28a47c1"
+
 [[package]]
 name = "url"
 version = "2.4.0"
@@ -4147,7 +4156,7 @@ dependencies = [
  "prost",
  "serde",
  "thiserror",
- "time 0.3.17",
+ "time",
  "tokio",
  "tokio-stream",
  "toml 0.5.11",
@@ -4263,12 +4272,12 @@ dependencies = [
 
 [[package]]
 name = "webpki"
-version = "0.22.0"
+version = "0.22.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f095d78192e208183081cc07bc5515ef55216397af48b873e5edcd72637fa1bd"
+checksum = "ed63aea5ce73d0ff405984102c42de94fc55a6b75765d621c65262469b3c9b53"
 dependencies = [
- "ring",
- "untrusted",
+ "ring 0.17.5",
+ "untrusted 0.9.0",
 ]
 
 [[package]]
diff --git a/sphinx-key/Cargo.lock b/sphinx-key/Cargo.lock
index af08b02..c9f5387 100644
--- a/sphinx-key/Cargo.lock
+++ b/sphinx-key/Cargo.lock
@@ -1560,9 +1560,9 @@ dependencies = [
 
 [[package]]
 name = "rustix"
-version = "0.37.23"
+version = "0.37.27"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4d69718bf81c6127a49dc64e44a742e8bb9213c0ff8869a22c308f84c1d4ab06"
+checksum = "fea8ca367a3a01fe35e6943c400addf443c0f57670e6ec51196f71a4b8762dd2"
 dependencies = [
  "bitflags",
  "errno",
diff --git a/tester/Cargo.lock b/tester/Cargo.lock
index 74c31a5..6363110 100644
--- a/tester/Cargo.lock
+++ b/tester/Cargo.lock
@@ -49,15 +49,6 @@ version = "0.1.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "e999941b234f3131b00bc13c22d06e8c5ff726d1b6318ac7eb276997bbb4fef0"
 
-[[package]]
-name = "android_system_properties"
-version = "0.1.5"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "819e7219dbd41043ac279b19830f2efc897156490d7fd6ea916720117ee66311"
-dependencies = [
- "libc",
-]
-
 [[package]]
 name = "anyhow"
 version = "1.0.72"
@@ -254,9 +245,9 @@ checksum = "bef38d45163c2f1dde094a7dfd33ccf595c92905c8f8f4fdc18d06fb1037718a"
 
 [[package]]
 name = "bitflags"
-version = "2.3.3"
+version = "2.4.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "630be753d4e58660abd17930c71b647fe46c27ea6b63cc59e1e3851406972e42"
+checksum = "327762f6e5a765692301e5bb513e0d9fef63be86bbc14528052b1cd3e6f03e07"
 
 [[package]]
 name = "bolt-derive"
@@ -332,13 +323,8 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "ec837a71355b28f6556dbd569b37b3f363091c0bd4b2e735674521b4c5fd9bc5"
 dependencies = [
  "android-tzdata",
- "iana-time-zone",
- "js-sys",
  "num-traits",
  "serde",
- "time 0.1.45",
- "wasm-bindgen",
- "winapi",
 ]
 
 [[package]]
@@ -411,7 +397,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "7efb37c3e1ccb1ff97164ad95ac1606e8ccd35b3fa0a7d99a304c7f4a428cc24"
 dependencies = [
  "percent-encoding",
- "time 0.3.24",
+ "time",
  "version_check",
 ]
 
@@ -532,7 +518,7 @@ version = "0.4.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "35b50dba0afdca80b187392b24f2499a88c336d5a8493e4b4ccfb608708be56a"
 dependencies = [
- "bitflags 2.3.3",
+ "bitflags 2.4.1",
  "proc-macro2",
  "proc-macro2-diagnostics",
  "quote",
@@ -772,7 +758,7 @@ checksum = "be4136b2a15dd319360be1c07d9933517ccf0be8f16bf62a3bee4f0d618df427"
 dependencies = [
  "cfg-if",
  "libc",
- "wasi 0.11.0+wasi-snapshot-preview1",
+ "wasi",
 ]
 
 [[package]]
@@ -960,29 +946,6 @@ dependencies = [
  "tokio-native-tls",
 ]
 
-[[package]]
-name = "iana-time-zone"
-version = "0.1.57"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "2fad5b825842d2b38bd206f3e81d6957625fd7f0a361e345c30e01a0ae2dd613"
-dependencies = [
- "android_system_properties",
- "core-foundation-sys",
- "iana-time-zone-haiku",
- "js-sys",
- "wasm-bindgen",
- "windows",
-]
-
-[[package]]
-name = "iana-time-zone-haiku"
-version = "0.1.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f31827a206f56af32e590ba56d5d2d085f558508192593743f16b2306495269f"
-dependencies = [
- "cc",
-]
-
 [[package]]
 name = "ident_case"
 version = "1.0.1"
@@ -1084,9 +1047,9 @@ checksum = "e2abad23fbc42b3700f2f279844dc832adb2b2eb069b2df918f455c4e18cc646"
 
 [[package]]
 name = "libc"
-version = "0.2.147"
+version = "0.2.150"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b4668fb0ea861c1df094127ac5f1da3409a82116a4ba74fca2e58ef927159bb3"
+checksum = "89d92a4743f9a61002fae18374ed11e7973f530cb3a3255fb354818118b2203c"
 
 [[package]]
 name = "lightning"
@@ -1113,9 +1076,9 @@ dependencies = [
 
 [[package]]
 name = "linux-raw-sys"
-version = "0.4.5"
+version = "0.4.11"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "57bcfdad1b858c2db7c38303a6d2ad4dfaf5eb53dfeb0910128b2c26d6158503"
+checksum = "969488b55f8ac402214f3f5fd243ebb7206cf82de60d3172994707a4bcc2b829"
 
 [[package]]
 name = "lock_api"
@@ -1198,7 +1161,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "927a765cd3fc26206e66b296465fa9d3e5ab003e651c1b3c060e7956d96b19d2"
 dependencies = [
  "libc",
- "wasi 0.11.0+wasi-snapshot-preview1",
+ "wasi",
  "windows-sys",
 ]
 
@@ -1672,11 +1635,25 @@ dependencies = [
  "libc",
  "once_cell",
  "spin 0.5.2",
- "untrusted",
+ "untrusted 0.7.1",
  "web-sys",
  "winapi",
 ]
 
+[[package]]
+name = "ring"
+version = "0.17.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "9babe80d5c16becf6594aa32ad2be8fe08498e7ae60b77de8df700e67f191d7e"
+dependencies = [
+ "cc",
+ "getrandom",
+ "libc",
+ "spin 0.9.8",
+ "untrusted 0.9.0",
+ "windows-sys",
+]
+
 [[package]]
 name = "rmp"
 version = "0.8.12"
@@ -1738,7 +1715,7 @@ dependencies = [
  "serde",
  "state",
  "tempfile",
- "time 0.3.24",
+ "time",
  "tokio",
  "tokio-stream",
  "tokio-util",
@@ -1785,7 +1762,7 @@ dependencies = [
  "smallvec",
  "stable-pattern",
  "state",
- "time 0.3.24",
+ "time",
  "tokio",
  "uncased",
 ]
@@ -1824,11 +1801,11 @@ dependencies = [
 
 [[package]]
 name = "rustix"
-version = "0.38.6"
+version = "0.38.19"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "1ee020b1716f0a80e2ace9b03441a749e402e86712f15f16fe8a8f75afac732f"
+checksum = "745ecfa778e66b2b63c88a61cb36e0eea109e803b0b86bf9879fbc77c70e86ed"
 dependencies = [
- "bitflags 2.3.3",
+ "bitflags 2.4.1",
  "errno",
  "libc",
  "linux-raw-sys",
@@ -1842,7 +1819,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "fff78fc74d175294f4e83b28343315ffcfb114b156f0185e9741cb5570f50e2f"
 dependencies = [
  "log",
- "ring",
+ "ring 0.16.20",
  "sct",
  "webpki",
 ]
@@ -1895,8 +1872,8 @@ version = "0.7.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "d53dcdb7c9f8158937a7981b48accfd39a43af418591a5d008c7b22b5e1b7ca4"
 dependencies = [
- "ring",
- "untrusted",
+ "ring 0.16.20",
+ "untrusted 0.7.1",
 ]
 
 [[package]]
@@ -2024,7 +2001,7 @@ dependencies = [
  "serde",
  "serde_json",
  "serde_with_macros",
- "time 0.3.24",
+ "time",
 ]
 
 [[package]]
@@ -2123,7 +2100,6 @@ name = "sphinx-key-tester"
 version = "0.1.0"
 dependencies = [
  "anyhow",
- "chrono",
  "clap",
  "clap_derive",
  "dotenv",
@@ -2298,17 +2274,6 @@ dependencies = [
  "once_cell",
 ]
 
-[[package]]
-name = "time"
-version = "0.1.45"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "1b797afad3f312d1c66a56d11d0316f916356d11bd158fbc6ca6389ff6bf805a"
-dependencies = [
- "libc",
- "wasi 0.10.0+wasi-snapshot-preview1",
- "winapi",
-]
-
 [[package]]
 name = "time"
 version = "0.3.24"
@@ -2627,6 +2592,12 @@ version = "0.7.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "a156c684c91ea7d62626509bce3cb4e1d9ed5c4d978f7b4352658f96a4c26b4a"
 
+[[package]]
+name = "untrusted"
+version = "0.9.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "8ecb6da28b8a351d773b68d5825ac39017e680750f980f3a1a85cd8dd28a47c1"
+
 [[package]]
 name = "url"
 version = "2.4.0"
@@ -2739,12 +2710,6 @@ dependencies = [
  "try-lock",
 ]
 
-[[package]]
-name = "wasi"
-version = "0.10.0+wasi-snapshot-preview1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "1a143597ca7c7793eff794def352d41792a93c481eb1042423ff7ff72ba2c31f"
-
 [[package]]
 name = "wasi"
 version = "0.11.0+wasi-snapshot-preview1"
@@ -2829,12 +2794,12 @@ dependencies = [
 
 [[package]]
 name = "webpki"
-version = "0.22.0"
+version = "0.22.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f095d78192e208183081cc07bc5515ef55216397af48b873e5edcd72637fa1bd"
+checksum = "ed63aea5ce73d0ff405984102c42de94fc55a6b75765d621c65262469b3c9b53"
 dependencies = [
- "ring",
- "untrusted",
+ "ring 0.17.3",
+ "untrusted 0.9.0",
 ]
 
 [[package]]
diff --git a/tester/Cargo.toml b/tester/Cargo.toml
index 99a9572..0055fa9 100644
--- a/tester/Cargo.toml
+++ b/tester/Cargo.toml
@@ -6,7 +6,6 @@ version = "0.1.0"
 
 [dependencies]
 anyhow            = { version = "1", features = ["backtrace"] }
-chrono            = "0.4"
 clap              = "=3.0.0-beta.2"
 clap_derive       = "=3.0.0-beta.5"
 dotenv            = "0.15.0"