diff --git a/package.json b/package.json
index 078c36c..56e443f 100644
--- a/package.json
+++ b/package.json
@@ -1,7 +1,7 @@
 {
   "name": "zeed",
   "type": "module",
-  "version": "0.16.9",
+  "version": "0.16.10",
   "description": "🌱 Simple foundation library",
   "author": {
     "name": "Dirk Holtwick",
diff --git a/src/common/bin/index.spec.ts b/src/common/bin/index.spec.ts
index 7ce90b1..8a63f95 100644
--- a/src/common/bin/index.spec.ts
+++ b/src/common/bin/index.spec.ts
@@ -13,8 +13,8 @@ describe('encoder', () => {
     const bin = stream.getUint8Array()
 
     expect(Uint8ArrayToHexDump(bin)).toMatchInlineSnapshot(`
-      "0000  01 00 00 00 76 01 01 61 77 02 39 39 01 02 03 7D  ....v..aw.99...}
-      0010  BB 01                                            ».              "
+      "0000  01 00 00 00 76 01 01 61 77 02 39 39 01 02 03 7d  ....v..aw.99...}
+      0010  bb 01                                            ».              "
     `)
 
     expect(stream.getLength()).toBe(18)
diff --git a/src/common/crypto.spec.ts b/src/common/crypto.spec.ts
index 268fbeb..bf4b47c 100644
--- a/src/common/crypto.spec.ts
+++ b/src/common/crypto.spec.ts
@@ -3,13 +3,7 @@
 /* eslint-disable prefer-spread */
 /* eslint-disable no-cond-assign */
 
-import {
-  decrypt,
-  deriveKeyPbkdf2,
-  digest,
-  encrypt,
-  randomUint8Array,
-} from './crypto'
+import { decrypt, deriveKeyPbkdf2, digest, encrypt, randomUint8Array } from './crypto'
 import { equalBinary, toHex } from './data/bin'
 import { DefaultLogger } from '.'
 
diff --git a/src/common/data/bin.spec.ts b/src/common/data/bin.spec.ts
index 37fba47..5611b30 100644
--- a/src/common/data/bin.spec.ts
+++ b/src/common/data/bin.spec.ts
@@ -272,22 +272,22 @@ Uint8Array [
     const data = new Uint8Array(values)
     const hex = Uint8ArrayToHexDump(data)
     expect(hex).toMatchInlineSnapshot(`
-      "0000  00 01 02 03 04 05 06 07 08 09 0A 0B 0C 0D 0E 0F  ................
-      0010  10 11 12 13 14 15 16 17 18 19 1A 1B 1C 1D 1E 1F  ................
-      0020  20 21 22 23 24 25 26 27 28 29 2A 2B 2C 2D 2E 2F  .!"#$%&'()*+,-./
-      0030  30 31 32 33 34 35 36 37 38 39 3A 3B 3C 3D 3E 3F  0123456789:;<=>?
-      0040  40 41 42 43 44 45 46 47 48 49 4A 4B 4C 4D 4E 4F  @ABCDEFGHIJKLMNO
-      0050  50 51 52 53 54 55 56 57 58 59 5A 5B 5C 5D 5E 5F  PQRSTUVWXYZ[\\]^_
-      0060  60 61 62 63 64 65 66 67 68 69 6A 6B 6C 6D 6E 6F  \`abcdefghijklmno
-      0070  70 71 72 73 74 75 76 77 78 79 7A 7B 7C 7D 7E 7F  pqrstuvwxyz{|}~.
-      0080  80 81 82 83 84 85 86 87 88 89 8A 8B 8C 8D 8E 8F  ................
-      0090  90 91 92 93 94 95 96 97 98 99 9A 9B 9C 9D 9E 9F  ................
-      00a0  A0 A1 A2 A3 A4 A5 A6 A7 A8 A9 AA AB AC AD AE AF  .¡¢£¤¥¦§¨©ª«¬.®¯
-      00b0  B0 B1 B2 B3 B4 B5 B6 B7 B8 B9 BA BB BC BD BE BF  °±²³´µ¶·¸¹º»¼½¾¿
-      00c0  C0 C1 C2 C3 C4 C5 C6 C7 C8 C9 CA CB CC CD CE CF  ÀÁÂÃÄÅÆÇÈÉÊËÌÍÎÏ
-      00d0  D0 D1 D2 D3 D4 D5 D6 D7 D8 D9 DA DB DC DD DE DF  ÐÑÒÓÔÕÖ×ØÙÚÛÜÝÞß
-      00e0  E0 E1 E2 E3 E4 E5 E6 E7 E8 E9 EA EB EC ED EE EF  àáâãäåæçèéêëìíîï
-      00f0  F0 F1 F2 F3 F4 F5 F6 F7 F8 F9 FA FB FC FD FE FF  ðñòóôõö÷øùúûüýþÿ"
+      "0000  00 01 02 03 04 05 06 07 08 09 0a 0b 0c 0d 0e 0f  ................
+      0010  10 11 12 13 14 15 16 17 18 19 1a 1b 1c 1d 1e 1f  ................
+      0020  20 21 22 23 24 25 26 27 28 29 2a 2b 2c 2d 2e 2f  .!"#$%&'()*+,-./
+      0030  30 31 32 33 34 35 36 37 38 39 3a 3b 3c 3d 3e 3f  0123456789:;<=>?
+      0040  40 41 42 43 44 45 46 47 48 49 4a 4b 4c 4d 4e 4f  @ABCDEFGHIJKLMNO
+      0050  50 51 52 53 54 55 56 57 58 59 5a 5b 5c 5d 5e 5f  PQRSTUVWXYZ[\\]^_
+      0060  60 61 62 63 64 65 66 67 68 69 6a 6b 6c 6d 6e 6f  \`abcdefghijklmno
+      0070  70 71 72 73 74 75 76 77 78 79 7a 7b 7c 7d 7e 7f  pqrstuvwxyz{|}~.
+      0080  80 81 82 83 84 85 86 87 88 89 8a 8b 8c 8d 8e 8f  ................
+      0090  90 91 92 93 94 95 96 97 98 99 9a 9b 9c 9d 9e 9f  ................
+      00a0  a0 a1 a2 a3 a4 a5 a6 a7 a8 a9 aa ab ac ad ae af  .¡¢£¤¥¦§¨©ª«¬.®¯
+      00b0  b0 b1 b2 b3 b4 b5 b6 b7 b8 b9 ba bb bc bd be bf  °±²³´µ¶·¸¹º»¼½¾¿
+      00c0  c0 c1 c2 c3 c4 c5 c6 c7 c8 c9 ca cb cc cd ce cf  ÀÁÂÃÄÅÆÇÈÉÊËÌÍÎÏ
+      00d0  d0 d1 d2 d3 d4 d5 d6 d7 d8 d9 da db dc dd de df  ÐÑÒÓÔÕÖ×ØÙÚÛÜÝÞß
+      00e0  e0 e1 e2 e3 e4 e5 e6 e7 e8 e9 ea eb ec ed ee ef  àáâãäåæçèéêëìíîï
+      00f0  f0 f1 f2 f3 f4 f5 f6 f7 f8 f9 fa fb fc fd fe ff  ðñòóôõö÷øùúûüýþÿ"
     `)
   })
 
diff --git a/src/common/data/bin.ts b/src/common/data/bin.ts
index 6f015dc..4524812 100644
--- a/src/common/data/bin.ts
+++ b/src/common/data/bin.ts
@@ -206,7 +206,7 @@ export function Uint8ArrayToHexDump(
 
   blockSize = blockSize || 16
   const lines = []
-  const hex = '0123456789ABCDEF'
+  const hex = '0123456789abcdef' // '0123456789ABCDEF'
   for (let b = 0; b < buffer.length; b += blockSize) {
     const block = buffer.slice(b, Math.min(b + blockSize, buffer.length))
     const addr = (`0000${b.toString(16)}`).slice(-4)