diff --git a/Cargo.lock b/Cargo.lock
index d511f91c6c8..407094f8dcf 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -203,12 +203,24 @@ version = "1.0.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "f8fe8f5a8a398345e52358e18ff07cc17a568fbca5c6f73873d3a62056309603"
 
+[[package]]
+name = "base16ct"
+version = "0.1.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "349a06037c7bf932dd7e7d1f653678b2038b9ad46a74102f1fc7bd7872678cce"
+
 [[package]]
 name = "base64"
 version = "0.13.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "904dfeac50f3cdaba28fc6f57fdcddb75f49ed61346676a78c4ffe55877802fd"
 
+[[package]]
+name = "base64ct"
+version = "1.5.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "3bdca834647821e0b13d9539a8634eb62d3501b6b6c2cec1722786ee6671b851"
+
 [[package]]
 name = "bb8"
 version = "0.8.0"
@@ -558,9 +570,9 @@ dependencies = [
 
 [[package]]
 name = "const-oid"
-version = "0.6.2"
+version = "0.7.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "9d6f2aa4d0537bcc1c74df8755072bd31c1ef1a3a1b85a68e8404a8c353b7b8b"
+checksum = "e4c78c047431fee22c1a7bb92e00ad095a02a983affe4d8a72e2a2c62c1b94f3"
 
 [[package]]
 name = "const-random"
@@ -805,9 +817,9 @@ checksum = "7a81dae078cea95a014a339291cec439d2f232ebe854a9d672b796c6afafa9b7"
 
 [[package]]
 name = "crypto-bigint"
-version = "0.2.11"
+version = "0.3.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f83bd3bb4314701c568e340cd8cf78c975aa0ca79e03d3f6d1677d5b0c9c0c03"
+checksum = "03c6a1d5fa1de37e071642dfa44ec552ca5b299adb128fab16138e24b548fd21"
 dependencies = [
  "generic-array 0.14.5",
  "rand_core 0.6.3",
@@ -980,9 +992,9 @@ dependencies = [
 
 [[package]]
 name = "der"
-version = "0.4.5"
+version = "0.5.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "79b71cca7d95d7681a4b3b9cdf63c8dbc3730d0584c2c74e31416d64a90493f4"
+checksum = "6919815d73839e7ad218de758883aae3a257ba6759ce7a9992501efbb53d705c"
 dependencies = [
  "const-oid",
 ]
@@ -1239,13 +1251,13 @@ checksum = "4f94fa09c2aeea5b8839e414b7b841bf429fd25b9c522116ac97ee87856d88b2"
 
 [[package]]
 name = "ecdsa"
-version = "0.12.4"
+version = "0.13.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "43ee23aa5b4f68c7a092b5c3beb25f50c406adc75e2363634f242f28ab255372"
+checksum = "d0d69ae62e0ce582d56380743515fefaf1a8c70cec685d9677636d7e30ae9dc9"
 dependencies = [
  "der",
  "elliptic-curve",
- "hmac 0.11.0",
+ "rfc6979",
  "signature",
 ]
 
@@ -1280,16 +1292,18 @@ checksum = "e78d4f1cc4ae33bbfc157ed5d5a5ef3bc29227303d595861deb238fcec4e9457"
 
 [[package]]
 name = "elliptic-curve"
-version = "0.10.6"
+version = "0.11.12"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "beca177dcb8eb540133e7680baff45e7cc4d93bf22002676cec549f82343721b"
+checksum = "25b477563c2bfed38a3b7a60964c49e058b2510ad3f12ba3483fd8f62c2306d6"
 dependencies = [
+ "base16ct",
  "crypto-bigint",
- "ff",
+ "der",
+ "ff 0.11.1",
  "generic-array 0.14.5",
- "group",
- "pkcs8",
+ "group 0.11.0",
  "rand_core 0.6.3",
+ "sec1",
  "subtle",
  "zeroize",
 ]
@@ -1430,6 +1444,16 @@ dependencies = [
  "subtle",
 ]
 
+[[package]]
+name = "ff"
+version = "0.11.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "131655483be284720a17d74ff97592b8e76576dc25563148601df2d7c9080924"
+dependencies = [
+ "rand_core 0.6.3",
+ "subtle",
+]
+
 [[package]]
 name = "filetime"
 version = "0.2.16"
@@ -1788,7 +1812,18 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "1c363a5301b8f153d80747126a04b3c82073b9fe3130571a9d170cacdeaf7912"
 dependencies = [
  "byteorder",
- "ff",
+ "ff 0.10.1",
+ "rand_core 0.6.3",
+ "subtle",
+]
+
+[[package]]
+name = "group"
+version = "0.11.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "bc5ac374b108929de78460075f3dc439fa66df9d8fc77e8f12caa5165fcf0c89"
+dependencies = [
+ "ff 0.11.1",
  "rand_core 0.6.3",
  "subtle",
 ]
@@ -3427,12 +3462,13 @@ dependencies = [
 
 [[package]]
 name = "p256"
-version = "0.9.0"
+version = "0.10.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d053368e1bae4c8a672953397bd1bd7183dde1c72b0b7612a15719173148d186"
+checksum = "19736d80675fbe9fe33426268150b951a3fb8f5cfca2a23a17c85ef3adb24e3b"
 dependencies = [
  "ecdsa",
  "elliptic-curve",
+ "sec1",
  "sha2 0.9.9",
 ]
 
@@ -3662,12 +3698,13 @@ checksum = "8b870d8c151b6f2fb93e84a13146138f05d02ed11c7e7c54f8826aaaf7c9f184"
 
 [[package]]
 name = "pkcs8"
-version = "0.7.6"
+version = "0.8.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ee3ef9b64d26bad0536099c816c6734379e45bbd5f14798def6809e5cc350447"
+checksum = "7cabda3fb821068a9a4fab19a683eac3af12edf0f34b94a8be53c4972b8149d0"
 dependencies = [
  "der",
  "spki",
+ "zeroize",
 ]
 
 [[package]]
@@ -4301,6 +4338,17 @@ dependencies = [
  "quick-error",
 ]
 
+[[package]]
+name = "rfc6979"
+version = "0.1.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "96ef608575f6392792f9ecf7890c00086591d29a83910939d430753f7c050525"
+dependencies = [
+ "crypto-bigint",
+ "hmac 0.11.0",
+ "zeroize",
+]
+
 [[package]]
 name = "ring"
 version = "0.16.20"
@@ -4542,6 +4590,19 @@ dependencies = [
  "untrusted",
 ]
 
+[[package]]
+name = "sec1"
+version = "0.2.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "08da66b8b0965a5555b6bd6639e68ccba85e1e2506f5fbb089e93f8a04e1a2d1"
+dependencies = [
+ "der",
+ "generic-array 0.14.5",
+ "pkcs8",
+ "subtle",
+ "zeroize",
+]
+
 [[package]]
 name = "security-framework"
 version = "2.6.1"
@@ -5152,10 +5213,11 @@ dependencies = [
 
 [[package]]
 name = "spki"
-version = "0.4.1"
+version = "0.5.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "5c01a0c15da1b0b0e1494112e7af814a678fec9bd157881b49beac661e9b6f32"
+checksum = "44d01ac02a6ccf3e07db148d2be087da624fea0221a16152ed01f0496a6b0a27"
 dependencies = [
+ "base64ct",
  "der",
 ]
 
@@ -6185,8 +6247,8 @@ version = "2.0.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "0343f83b07f061cd1b7ef0de5a6f2ae085766ee0ecc4a199562322e92c4a66cf"
 dependencies = [
- "ff",
- "group",
+ "ff 0.10.1",
+ "group 0.10.0",
  "rand_chacha 0.3.1",
  "rand_core 0.6.3",
  "serde",
diff --git a/sled-agent/Cargo.toml b/sled-agent/Cargo.toml
index 359fa1fcbad..151e35ee713 100644
--- a/sled-agent/Cargo.toml
+++ b/sled-agent/Cargo.toml
@@ -27,7 +27,7 @@ nexus-client = { path = "../nexus-client" }
 omicron-common = { path = "../common" }
 oximeter = { version = "0.1.0", path = "../oximeter/oximeter" }
 oximeter-producer = { version = "0.1.0", path = "../oximeter/producer" }
-p256 = "0.9.0"
+p256 = "0.10.1"
 percent-encoding = "2.1.0"
 progenitor = { git = "https://github.com/oxidecomputer/progenitor" }
 propolis-client = { git = "https://github.com/oxidecomputer/propolis", rev = "c0776be03bf0928651996eb00ad6f3665e99ebe7" }