diff --git a/benchmarks/refs/heads/dev/karo/osk-protocol-extension.json b/benchmarks/refs/heads/dev/karo/osk-protocol-extension.json
index 2dc237e..347a6bf 100644
--- a/benchmarks/refs/heads/dev/karo/osk-protocol-extension.json
+++ b/benchmarks/refs/heads/dev/karo/osk-protocol-extension.json
@@ -1,5 +1,5 @@
 {
-  "lastUpdate": 1750779039499,
+  "lastUpdate": 1750779527723,
   "repoUrl": "https://github.com/rosenpass/rosenpass",
   "entries": {
     "Protocol Benchmarks": [
@@ -884,6 +884,888 @@
             "run time": "below 1us"
           }
         ]
+      },
+      {
+        "commit": {
+          "author": {
+            "email": "karo@cupdev.net",
+            "name": "Karolin Varner",
+            "username": "koraa"
+          },
+          "committer": {
+            "email": "karo@cupdev.net",
+            "name": "Karolin Varner",
+            "username": "koraa"
+          },
+          "distinct": true,
+          "id": "5719dda3ca6dc78a7e35fddb402500f6596be7bd",
+          "message": "stash",
+          "timestamp": "2025-06-24T17:34:20+02:00",
+          "tree_id": "ef6c8b3cf5ddd683837d236489d88e42d1c241cb",
+          "url": "https://github.com/rosenpass/rosenpass/commit/5719dda3ca6dc78a7e35fddb402500f6596be7bd"
+        },
+        "date": 1750779526760,
+        "bigger_is_better": false,
+        "benches": [
+          {
+            "name": "ICR2",
+            "unit": "ns/iter",
+            "value": "9639",
+            "range": "± 9070",
+            "protocol version": "V02",
+            "sample size": "100",
+            "operating system": "linux",
+            "architecture": "x86_64",
+            "run time": "below 1ms"
+          },
+          {
+            "name": "IHI1",
+            "unit": "ns/iter",
+            "value": "524255",
+            "range": "± 11688",
+            "protocol version": "V02",
+            "sample size": "100",
+            "operating system": "linux",
+            "architecture": "x86_64",
+            "run time": "medium"
+          },
+          {
+            "name": "IHR8",
+            "unit": "ns/iter",
+            "value": "8231",
+            "range": "± 43",
+            "protocol version": "V02",
+            "sample size": "100",
+            "operating system": "linux",
+            "architecture": "x86_64",
+            "run time": "below 1ms"
+          },
+          {
+            "name": "IHR7",
+            "unit": "ns/iter",
+            "value": "528869",
+            "range": "± 7174",
+            "protocol version": "V02",
+            "sample size": "100",
+            "operating system": "linux",
+            "architecture": "x86_64",
+            "run time": "medium"
+          },
+          {
+            "name": "RHI3",
+            "unit": "ns/iter",
+            "value": "7899",
+            "range": "± 383",
+            "protocol version": "V02",
+            "sample size": "100",
+            "operating system": "linux",
+            "architecture": "x86_64",
+            "run time": "below 1ms"
+          },
+          {
+            "name": "ICI4",
+            "unit": "ns/iter",
+            "value": "8133",
+            "range": "± 46",
+            "protocol version": "V02",
+            "sample size": "100",
+            "operating system": "linux",
+            "architecture": "x86_64",
+            "run time": "below 1ms"
+          },
+          {
+            "name": "ICR7",
+            "unit": "ns/iter",
+            "value": "6536",
+            "range": "± 505",
+            "protocol version": "V02",
+            "sample size": "100",
+            "operating system": "linux",
+            "architecture": "x86_64",
+            "run time": "below 1ms"
+          },
+          {
+            "name": "ICI3",
+            "unit": "ns/iter",
+            "value": "7874",
+            "range": "± 1311",
+            "protocol version": "V02",
+            "sample size": "100",
+            "operating system": "linux",
+            "architecture": "x86_64",
+            "run time": "below 1ms"
+          },
+          {
+            "name": "IHI3",
+            "unit": "ns/iter",
+            "value": "10381",
+            "range": "± 2252",
+            "protocol version": "V02",
+            "sample size": "100",
+            "operating system": "linux",
+            "architecture": "x86_64",
+            "run time": "below 1ms"
+          },
+          {
+            "name": "RHI7",
+            "unit": "ns/iter",
+            "value": "8414",
+            "range": "± 1228",
+            "protocol version": "V02",
+            "sample size": "100",
+            "operating system": "linux",
+            "architecture": "x86_64",
+            "run time": "below 1ms"
+          },
+          {
+            "name": "IHI2",
+            "unit": "ns/iter",
+            "value": "117",
+            "range": "± 294",
+            "protocol version": "V02",
+            "sample size": "100",
+            "operating system": "linux",
+            "architecture": "x86_64",
+            "run time": "below 1us"
+          },
+          {
+            "name": "ICI7",
+            "unit": "ns/iter",
+            "value": "6501",
+            "range": "± 257",
+            "protocol version": "V02",
+            "sample size": "100",
+            "operating system": "linux",
+            "architecture": "x86_64",
+            "run time": "below 1ms"
+          },
+          {
+            "name": "IHI8",
+            "unit": "ns/iter",
+            "value": "8267",
+            "range": "± 95",
+            "protocol version": "V02",
+            "sample size": "100",
+            "operating system": "linux",
+            "architecture": "x86_64",
+            "run time": "below 1ms"
+          },
+          {
+            "name": "IHI4",
+            "unit": "ns/iter",
+            "value": "8616",
+            "range": "± 368",
+            "protocol version": "V02",
+            "sample size": "100",
+            "operating system": "linux",
+            "architecture": "x86_64",
+            "run time": "below 1ms"
+          },
+          {
+            "name": "handle_init_conf",
+            "unit": "ns/iter",
+            "value": "1046717",
+            "range": "± 478693",
+            "protocol version": "V02",
+            "sample size": "200",
+            "operating system": "linux",
+            "architecture": "x86_64",
+            "run time": "medium"
+          },
+          {
+            "name": "ICR3",
+            "unit": "ns/iter",
+            "value": "7662",
+            "range": "± 67",
+            "protocol version": "V02",
+            "sample size": "100",
+            "operating system": "linux",
+            "architecture": "x86_64",
+            "run time": "below 1ms"
+          },
+          {
+            "name": "IHI6",
+            "unit": "ns/iter",
+            "value": "531256",
+            "range": "± 5434",
+            "protocol version": "V02",
+            "sample size": "100",
+            "operating system": "linux",
+            "architecture": "x86_64",
+            "run time": "medium"
+          },
+          {
+            "name": "ICR4",
+            "unit": "ns/iter",
+            "value": "8168",
+            "range": "± 333",
+            "protocol version": "V02",
+            "sample size": "100",
+            "operating system": "linux",
+            "architecture": "x86_64",
+            "run time": "below 1ms"
+          },
+          {
+            "name": "IHI5",
+            "unit": "ns/iter",
+            "value": "568019",
+            "range": "± 15700",
+            "protocol version": "V02",
+            "sample size": "100",
+            "operating system": "linux",
+            "architecture": "x86_64",
+            "run time": "medium"
+          },
+          {
+            "name": "RHR5",
+            "unit": "ns/iter",
+            "value": "567475",
+            "range": "± 12954",
+            "protocol version": "V02",
+            "sample size": "100",
+            "operating system": "linux",
+            "architecture": "x86_64",
+            "run time": "medium"
+          },
+          {
+            "name": "RHI6",
+            "unit": "ns/iter",
+            "value": "4000",
+            "range": "± 1037",
+            "protocol version": "V02",
+            "sample size": "100",
+            "operating system": "linux",
+            "architecture": "x86_64",
+            "run time": "below 1ms"
+          },
+          {
+            "name": "RHR4",
+            "unit": "ns/iter",
+            "value": "26295",
+            "range": "± 1558",
+            "protocol version": "V02",
+            "sample size": "100",
+            "operating system": "linux",
+            "architecture": "x86_64",
+            "run time": "below 1ms"
+          },
+          {
+            "name": "IHR5",
+            "unit": "ns/iter",
+            "value": "1121608",
+            "range": "± 494640",
+            "protocol version": "V02",
+            "sample size": "200",
+            "operating system": "linux",
+            "architecture": "x86_64",
+            "run time": "long"
+          },
+          {
+            "name": "RHI4",
+            "unit": "ns/iter",
+            "value": "23138",
+            "range": "± 1639",
+            "protocol version": "V02",
+            "sample size": "100",
+            "operating system": "linux",
+            "architecture": "x86_64",
+            "run time": "below 1ms"
+          },
+          {
+            "name": "IHR1",
+            "unit": "ns/iter",
+            "value": "1021295",
+            "range": "± 498252",
+            "protocol version": "V02",
+            "sample size": "200",
+            "operating system": "linux",
+            "architecture": "x86_64",
+            "run time": "medium"
+          },
+          {
+            "name": "RHI5",
+            "unit": "ns/iter",
+            "value": "627435",
+            "range": "± 8200",
+            "protocol version": "V02",
+            "sample size": "100",
+            "operating system": "linux",
+            "architecture": "x86_64",
+            "run time": "long"
+          },
+          {
+            "name": "handle_initiation",
+            "unit": "ns/iter",
+            "value": "2185665",
+            "range": "± 39206",
+            "protocol version": "V02",
+            "sample size": "100",
+            "operating system": "linux",
+            "architecture": "x86_64",
+            "run time": "medium"
+          },
+          {
+            "name": "handle_init_hello",
+            "unit": "ns/iter",
+            "value": "3262387",
+            "range": "± 111947",
+            "protocol version": "V02",
+            "sample size": "200",
+            "operating system": "linux",
+            "architecture": "x86_64",
+            "run time": "long"
+          },
+          {
+            "name": "RHR1",
+            "unit": "ns/iter",
+            "value": "110",
+            "range": "± 45",
+            "protocol version": "V02",
+            "sample size": "100",
+            "operating system": "linux",
+            "architecture": "x86_64",
+            "run time": "below 1us"
+          },
+          {
+            "name": "IHR6",
+            "unit": "ns/iter",
+            "value": "6933",
+            "range": "± 1978",
+            "protocol version": "V02",
+            "sample size": "200",
+            "operating system": "linux",
+            "architecture": "x86_64",
+            "run time": "below 1ms"
+          },
+          {
+            "name": "ICR1",
+            "unit": "ns/iter",
+            "value": "1029624",
+            "range": "± 495472",
+            "protocol version": "V02",
+            "sample size": "200",
+            "operating system": "linux",
+            "architecture": "x86_64",
+            "run time": "medium"
+          },
+          {
+            "name": "RHR3",
+            "unit": "ns/iter",
+            "value": "7728",
+            "range": "± 373",
+            "protocol version": "V02",
+            "sample size": "100",
+            "operating system": "linux",
+            "architecture": "x86_64",
+            "run time": "below 1ms"
+          },
+          {
+            "name": "handle_resp_hello",
+            "unit": "ns/iter",
+            "value": "694462",
+            "range": "± 8177",
+            "protocol version": "V02",
+            "sample size": "100",
+            "operating system": "linux",
+            "architecture": "x86_64",
+            "run time": "long"
+          },
+          {
+            "name": "IHR4",
+            "unit": "ns/iter",
+            "value": "9945",
+            "range": "± 1388",
+            "protocol version": "V02",
+            "sample size": "200",
+            "operating system": "linux",
+            "architecture": "x86_64",
+            "run time": "below 1ms"
+          },
+          {
+            "name": "ICR6",
+            "unit": "ns/iter",
+            "value": "70",
+            "range": "± 302",
+            "protocol version": "V02",
+            "sample size": "100",
+            "operating system": "linux",
+            "architecture": "x86_64",
+            "run time": "below 1us"
+          },
+          {
+            "name": "handle_resp_conf",
+            "unit": "ns/iter",
+            "value": "527308",
+            "range": "± 5387",
+            "protocol version": "V02",
+            "sample size": "100",
+            "operating system": "linux",
+            "architecture": "x86_64",
+            "run time": "medium"
+          },
+          {
+            "name": "IHI7",
+            "unit": "ns/iter",
+            "value": "530976",
+            "range": "± 8037",
+            "protocol version": "V02",
+            "sample size": "100",
+            "operating system": "linux",
+            "architecture": "x86_64",
+            "run time": "medium"
+          },
+          {
+            "name": "RHR6",
+            "unit": "ns/iter",
+            "value": "1055826",
+            "range": "± 8562",
+            "protocol version": "V02",
+            "sample size": "100",
+            "operating system": "linux",
+            "architecture": "x86_64",
+            "run time": "medium"
+          },
+          {
+            "name": "RHR7",
+            "unit": "ns/iter",
+            "value": "8251",
+            "range": "± 242",
+            "protocol version": "V02",
+            "sample size": "100",
+            "operating system": "linux",
+            "architecture": "x86_64",
+            "run time": "below 1ms"
+          },
+          {
+            "name": "ICR4",
+            "unit": "ns/iter",
+            "value": "9332",
+            "range": "± 1107",
+            "protocol version": "V03",
+            "sample size": "100",
+            "operating system": "linux",
+            "architecture": "x86_64",
+            "run time": "below 1ms"
+          },
+          {
+            "name": "IHI6",
+            "unit": "ns/iter",
+            "value": "1529109",
+            "range": "± 12601",
+            "protocol version": "V03",
+            "sample size": "100",
+            "operating system": "linux",
+            "architecture": "x86_64",
+            "run time": "medium"
+          },
+          {
+            "name": "IHI5",
+            "unit": "ns/iter",
+            "value": "1560706",
+            "range": "± 30397",
+            "protocol version": "V03",
+            "sample size": "100",
+            "operating system": "linux",
+            "architecture": "x86_64",
+            "run time": "medium"
+          },
+          {
+            "name": "RHR1",
+            "unit": "ns/iter",
+            "value": "151",
+            "range": "± 347",
+            "protocol version": "V03",
+            "sample size": "100",
+            "operating system": "linux",
+            "architecture": "x86_64",
+            "run time": "below 1us"
+          },
+          {
+            "name": "ICR1",
+            "unit": "ns/iter",
+            "value": "1531384",
+            "range": "± 28029",
+            "protocol version": "V03",
+            "sample size": "100",
+            "operating system": "linux",
+            "architecture": "x86_64",
+            "run time": "medium"
+          },
+          {
+            "name": "ICI7",
+            "unit": "ns/iter",
+            "value": "7505",
+            "range": "± 751",
+            "protocol version": "V03",
+            "sample size": "100",
+            "operating system": "linux",
+            "architecture": "x86_64",
+            "run time": "below 1ms"
+          },
+          {
+            "name": "IHI7",
+            "unit": "ns/iter",
+            "value": "1515142",
+            "range": "± 9125",
+            "protocol version": "V03",
+            "sample size": "100",
+            "operating system": "linux",
+            "architecture": "x86_64",
+            "run time": "medium"
+          },
+          {
+            "name": "RHR4",
+            "unit": "ns/iter",
+            "value": "30889",
+            "range": "± 1908",
+            "protocol version": "V03",
+            "sample size": "100",
+            "operating system": "linux",
+            "architecture": "x86_64",
+            "run time": "below 1ms"
+          },
+          {
+            "name": "RHI5",
+            "unit": "ns/iter",
+            "value": "1628135",
+            "range": "± 36473",
+            "protocol version": "V03",
+            "sample size": "100",
+            "operating system": "linux",
+            "architecture": "x86_64",
+            "run time": "long"
+          },
+          {
+            "name": "IHI1",
+            "unit": "ns/iter",
+            "value": "1512001",
+            "range": "± 18147",
+            "protocol version": "V03",
+            "sample size": "100",
+            "operating system": "linux",
+            "architecture": "x86_64",
+            "run time": "medium"
+          },
+          {
+            "name": "IHI3",
+            "unit": "ns/iter",
+            "value": "10309",
+            "range": "± 1269",
+            "protocol version": "V03",
+            "sample size": "100",
+            "operating system": "linux",
+            "architecture": "x86_64",
+            "run time": "below 1ms"
+          },
+          {
+            "name": "handle_init_hello",
+            "unit": "ns/iter",
+            "value": "9309612",
+            "range": "± 55746",
+            "protocol version": "V03",
+            "sample size": "100",
+            "operating system": "linux",
+            "architecture": "x86_64",
+            "run time": "long"
+          },
+          {
+            "name": "IHR7",
+            "unit": "ns/iter",
+            "value": "1513474",
+            "range": "± 10166",
+            "protocol version": "V03",
+            "sample size": "100",
+            "operating system": "linux",
+            "architecture": "x86_64",
+            "run time": "medium"
+          },
+          {
+            "name": "RHI4",
+            "unit": "ns/iter",
+            "value": "27594",
+            "range": "± 1315",
+            "protocol version": "V03",
+            "sample size": "100",
+            "operating system": "linux",
+            "architecture": "x86_64",
+            "run time": "below 1ms"
+          },
+          {
+            "name": "IHI4",
+            "unit": "ns/iter",
+            "value": "11477",
+            "range": "± 3210",
+            "protocol version": "V03",
+            "sample size": "100",
+            "operating system": "linux",
+            "architecture": "x86_64",
+            "run time": "below 1ms"
+          },
+          {
+            "name": "handle_init_conf",
+            "unit": "ns/iter",
+            "value": "1569107",
+            "range": "± 31542",
+            "protocol version": "V03",
+            "sample size": "100",
+            "operating system": "linux",
+            "architecture": "x86_64",
+            "run time": "medium"
+          },
+          {
+            "name": "IHI2",
+            "unit": "ns/iter",
+            "value": "118",
+            "range": "± 43",
+            "protocol version": "V03",
+            "sample size": "100",
+            "operating system": "linux",
+            "architecture": "x86_64",
+            "run time": "below 1us"
+          },
+          {
+            "name": "IHI8",
+            "unit": "ns/iter",
+            "value": "9594",
+            "range": "± 1705",
+            "protocol version": "V03",
+            "sample size": "100",
+            "operating system": "linux",
+            "architecture": "x86_64",
+            "run time": "below 1ms"
+          },
+          {
+            "name": "RHR5",
+            "unit": "ns/iter",
+            "value": "1552009",
+            "range": "± 16602",
+            "protocol version": "V03",
+            "sample size": "100",
+            "operating system": "linux",
+            "architecture": "x86_64",
+            "run time": "medium"
+          },
+          {
+            "name": "handle_resp_hello",
+            "unit": "ns/iter",
+            "value": "1705564",
+            "range": "± 37307",
+            "protocol version": "V03",
+            "sample size": "100",
+            "operating system": "linux",
+            "architecture": "x86_64",
+            "run time": "long"
+          },
+          {
+            "name": "ICR2",
+            "unit": "ns/iter",
+            "value": "10304",
+            "range": "± 6766",
+            "protocol version": "V03",
+            "sample size": "100",
+            "operating system": "linux",
+            "architecture": "x86_64",
+            "run time": "below 1ms"
+          },
+          {
+            "name": "ICR3",
+            "unit": "ns/iter",
+            "value": "8615",
+            "range": "± 58",
+            "protocol version": "V03",
+            "sample size": "100",
+            "operating system": "linux",
+            "architecture": "x86_64",
+            "run time": "below 1ms"
+          },
+          {
+            "name": "RHR3",
+            "unit": "ns/iter",
+            "value": "8727",
+            "range": "± 919",
+            "protocol version": "V03",
+            "sample size": "100",
+            "operating system": "linux",
+            "architecture": "x86_64",
+            "run time": "below 1ms"
+          },
+          {
+            "name": "handle_initiation",
+            "unit": "ns/iter",
+            "value": "6151453",
+            "range": "± 46693",
+            "protocol version": "V03",
+            "sample size": "100",
+            "operating system": "linux",
+            "architecture": "x86_64",
+            "run time": "medium"
+          },
+          {
+            "name": "RHR6",
+            "unit": "ns/iter",
+            "value": "3025593",
+            "range": "± 12433",
+            "protocol version": "V03",
+            "sample size": "100",
+            "operating system": "linux",
+            "architecture": "x86_64",
+            "run time": "medium"
+          },
+          {
+            "name": "RHI3",
+            "unit": "ns/iter",
+            "value": "8952",
+            "range": "± 1198",
+            "protocol version": "V03",
+            "sample size": "100",
+            "operating system": "linux",
+            "architecture": "x86_64",
+            "run time": "below 1ms"
+          },
+          {
+            "name": "RHI6",
+            "unit": "ns/iter",
+            "value": "4775",
+            "range": "± 185",
+            "protocol version": "V03",
+            "sample size": "100",
+            "operating system": "linux",
+            "architecture": "x86_64",
+            "run time": "below 1ms"
+          },
+          {
+            "name": "IHR8",
+            "unit": "ns/iter",
+            "value": "9314",
+            "range": "± 951",
+            "protocol version": "V03",
+            "sample size": "100",
+            "operating system": "linux",
+            "architecture": "x86_64",
+            "run time": "below 1ms"
+          },
+          {
+            "name": "IHR1",
+            "unit": "ns/iter",
+            "value": "1521477",
+            "range": "± 35143",
+            "protocol version": "V03",
+            "sample size": "100",
+            "operating system": "linux",
+            "architecture": "x86_64",
+            "run time": "medium"
+          },
+          {
+            "name": "RHR7",
+            "unit": "ns/iter",
+            "value": "9258",
+            "range": "± 832",
+            "protocol version": "V03",
+            "sample size": "100",
+            "operating system": "linux",
+            "architecture": "x86_64",
+            "run time": "below 1ms"
+          },
+          {
+            "name": "ICI3",
+            "unit": "ns/iter",
+            "value": "8843",
+            "range": "± 1083",
+            "protocol version": "V03",
+            "sample size": "100",
+            "operating system": "linux",
+            "architecture": "x86_64",
+            "run time": "below 1ms"
+          },
+          {
+            "name": "ICI4",
+            "unit": "ns/iter",
+            "value": "9217",
+            "range": "± 961",
+            "protocol version": "V03",
+            "sample size": "100",
+            "operating system": "linux",
+            "architecture": "x86_64",
+            "run time": "below 1ms"
+          },
+          {
+            "name": "IHR4",
+            "unit": "ns/iter",
+            "value": "11254",
+            "range": "± 1186",
+            "protocol version": "V03",
+            "sample size": "100",
+            "operating system": "linux",
+            "architecture": "x86_64",
+            "run time": "below 1ms"
+          },
+          {
+            "name": "ICR6",
+            "unit": "ns/iter",
+            "value": "40",
+            "range": "± 2",
+            "protocol version": "V03",
+            "sample size": "100",
+            "operating system": "linux",
+            "architecture": "x86_64",
+            "run time": "below 1us"
+          },
+          {
+            "name": "RHI7",
+            "unit": "ns/iter",
+            "value": "9539",
+            "range": "± 1569",
+            "protocol version": "V03",
+            "sample size": "100",
+            "operating system": "linux",
+            "architecture": "x86_64",
+            "run time": "below 1ms"
+          },
+          {
+            "name": "IHR5",
+            "unit": "ns/iter",
+            "value": "1616776",
+            "range": "± 16006",
+            "protocol version": "V03",
+            "sample size": "100",
+            "operating system": "linux",
+            "architecture": "x86_64",
+            "run time": "long"
+          },
+          {
+            "name": "IHR6",
+            "unit": "ns/iter",
+            "value": "9552",
+            "range": "± 573",
+            "protocol version": "V03",
+            "sample size": "100",
+            "operating system": "linux",
+            "architecture": "x86_64",
+            "run time": "below 1ms"
+          },
+          {
+            "name": "ICR7",
+            "unit": "ns/iter",
+            "value": "7444",
+            "range": "± 987",
+            "protocol version": "V03",
+            "sample size": "100",
+            "operating system": "linux",
+            "architecture": "x86_64",
+            "run time": "below 1ms"
+          },
+          {
+            "name": "handle_resp_conf",
+            "unit": "ns/iter",
+            "value": "1511581",
+            "range": "± 11752",
+            "protocol version": "V03",
+            "sample size": "100",
+            "operating system": "linux",
+            "architecture": "x86_64",
+            "run time": "medium"
+          }
+        ]
       }
     ]
   },