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Dzień 3 #5

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12 changes: 12 additions & 0 deletions .idea/Node.js_challenge_dzien_3.iml

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8 changes: 8 additions & 0 deletions .idea/modules.xml

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6 changes: 6 additions & 0 deletions .idea/vcs.xml

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262 changes: 262 additions & 0 deletions .idea/workspace.xml

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25 changes: 24 additions & 1 deletion app/zadanie01.js
Original file line number Diff line number Diff line change
@@ -1,3 +1,26 @@
const MY_PWD_HASH = '5dca0fc4e306d92b2077ad85e7c4bd87a3e8648e';

//Twój kod
//Twój kod

const crypto = require('crypto');

const arr = [
'??TegoHasła',
'CodersLab',
'Node.js Szyfruje Pliki',
'Zaźółć Gęślą Jaźń',
'Moje Haslo 1@3!',
'111#$((@)n',
'Dzisiaj Szyfruje 83'
]

for(let i=0; i<arr.length; i++){
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Czytelniejsze byłoby forEach lub for..of

const text = arr[i];
const hash = crypto.createHmac('rmd160', text)
.digest('hex');
if(hash == MY_PWD_HASH){
console.log(text +' to prawidłowe hasło!')
} else {
console.log(text + ' to błędne hasło!');
}
}
19 changes: 18 additions & 1 deletion app/zadanieDnia1.js
Original file line number Diff line number Diff line change
@@ -1 +1,18 @@
//Twój kod
//Twój kod
const fs = require('fs');

const crypto = require('crypto');

const text = process.argv[2];

fs.readFile(text, 'utf8', (err, data) => {
if (err === null){
const hash = crypto.createHmac('sha256', data)
.digest('hex');
console.log(hash);
} else {
console.log(`Błąd...`, err)
}
});


20 changes: 19 additions & 1 deletion app/zadanieDnia2.js
Original file line number Diff line number Diff line change
@@ -1,3 +1,21 @@
const ENCRYPTED_TEXT = '4f9fa8f98650091c4910f5b597773c0a48278cfb001fe4eb3ff47ada85cbf0ed3dc17016b031e1459e6e4d9b001ab6e102c11e834a98dce9530c9668c47b76ee6f09d075d19a38e48b415e067c6ddcfad0d3526c405a4f4f2fb1e7502f303c40';

//Twój kod
//Twój kod

const crypto = require('crypto');

function decodeText(encodedText, password, algorithm){
const decipher = crypto.createDecipher(algorithm, password);

let decrypted = decipher.update(encodedText, 'hex', 'utf8');
decrypted += decipher.final('utf8');
return decrypted;
}

let password = '';
const hint = "Pobawmy się jak komputerowy Detektyw"
hint.split(' ').forEach(hint => {
password += hint[0] + hint[hint.length - 1];
});
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Super :)


console.log(decodeText(ENCRYPTED_TEXT, password, 'aes-256-ecb'));
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Jak na to wpadłeś? Metodą prób i błędów? Czy dałoby się zautomatyzować?