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Andrei deiu

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deiu / webcryptoapi.html
Last active January 7, 2024 21:18
Web Crypto API example: RSA keygen & export & import & sign & verify & encrypt & decrypt
<!-- MIT License -->
<html>
<head>
<script>
function generateKey(alg, scope) {
return new Promise(function(resolve) {
var genkey = crypto.subtle.generateKey(alg, true, scope)
genkey.then(function (pair) {
resolve(pair)
})
@deiu
deiu / PBKDF2_to_AES.dart
Last active February 13, 2020 15:50
Generate AES key using PBDKF2 password derivation
import 'package:steel_crypt/steel_crypt.dart';
import 'dart:convert';
void main() async {
final passHash = PassCrypt('SHA-256/HMAC/PBKDF2');
final ivsalt = CryptKey().genDart(16);
final derivationPassword = 'foobar';
final derivedHash = passHash.hashPass(ivsalt, derivationPassword);
// prepare the key to be used by AesCrypt
final derivedBytes = base64Decode(derivedHash);
@deiu
deiu / 3box id
Created December 2, 2019 12:24
did:muport:QmPoZWgtvv8NQAkmfz6vBCrGQqb2nuBJgcrVLDb4Gqyz2e
@deiu
deiu / linkheaderparser.js
Last active July 25, 2019 11:34
Parse HTTP Link header in Javascript
// parse a Link header
//
// Link:<https://example.org/.meta>; rel=meta
//
// var r = parseLinkHeader(xhr.getResponseHeader('Link');
// r['meta'] outputs https://example.org/.meta
//
function parseLinkHeader(header) {
var linkexp = /<[^>]*>\s*(\s*;\s*[^\(\)<>@,;:"\/\[\]\?={} \t]+=(([^\(\)<>@,;:"\/\[\]\?={} \t]+)|("[^"]*")))*(,|$)/g;
var paramexp = /[^\(\)<>@,;:"\/\[\]\?={} \t]+=(([^\(\)<>@,;:"\/\[\]\?={} \t]+)|("[^"]*"))/g;
@deiu
deiu / git-delete-history.sh
Last active September 10, 2018 07:57
Script to permanently remove files/folders from your Git history.
#!/bin/bash
# Script to permanently remove files/folders from your git history. To use
# it, cd to your repository's root and then run the script with a list of paths
# you want to delete, e.g., git-delete-history path1 path2
set -o errexit
if [ $# -eq 0 ]; then
echo "Usage: $0 file1 file2"
echo " or: $0 path1 path2"
@deiu
deiu / blockstack
Created January 25, 2018 13:51
Verifying my Blockstack ID is secured with the address 1JrhP8a5KrSmS7uCreg4JVaR7R7Qn7nFqG https://explorer.blockstack.org/address/1JrhP8a5KrSmS7uCreg4JVaR7R7Qn7nFqG
@deiu
deiu / local-ip-check
Last active December 6, 2017 09:44
ES6 regex function to check if an origin (URL) is on the local network
/**
* Check if an (origin) URL is local based on the RFC 1918 list of reserved
* addresses. It accepts http(s) and ws(s) schemas as well as port numbers.
*
* localhost
* 127.0.0.0 – 127.255.255.255
* 10.0.0.0 – 10.255.255.255
* 172.16.0.0 – 172.31.255.255
* 192.168.0.0 – 192.168.255.255
* + extra zero config range on IEEE 802 networks:
@deiu
deiu / Public SSH key @nayu
Created November 15, 2016 19:55
ssh-rsa AAAAB3NzaC1yc2EAAAADAQABAAABAQC8uEYNRF4530cKXkwkXl/AJv0XL+ydqmk0fvrs+5oAZNTSByvotjsYga9fj38Fc+nuKxTaUMnUzxZ5qUQxWJGB0cQ86/PoKU7jpuOf1w8NnZJE6CjdAthcZXnexLneGvbobUuFa7tOjQ+EtC6WpmeintPK7q+CuazUrAKfLHUjDVC5xDlZMfieXfpgFDW5GNOmkIhk6TBLrjqBnCPYXiaXLS+5Nf1Gba16noinNpGnL0++zmrBPUQ9E1WlYpkkbywoyOEERCvRjYaeUrrmswAJABAsaK1UB1Vf0p/EbkDpMGB8SNKyKxFgi23aYFndWH8unMAAndqwsqO+hM692slv deiu@nayu
@deiu
deiu / keybase.md
Created November 2, 2016 17:41

Keybase proof

I hereby claim:

  • I am deiu on github.
  • I am deiu (https://keybase.io/deiu) on keybase.
  • I have a public key whose fingerprint is E131 FAB4 EF64 A8AF 7A65 586C F708 8195 C4AE 512D

To claim this, I am signing this object:

@deiu
deiu / golang_job_queue.md
Created June 30, 2016 17:54 — forked from harlow/golang_job_queue.md
Job queues in Golang