dzień 3

app/zadanie01.js

@@ -1,3 +1,16 @@
 const MY_PWD_HASH = '5dca0fc4e306d92b2077ad85e7c4bd87a3e8648e';
+const crypto = require('crypto');
+//Twój kod
 
-//Twój kod
+let algorithmArray = ['sha256','sha512','md5','rmd160'];
+let passwordArray = ['??TegoHasła','CodersLab','Node.js Szyfruje Pliki','Zaźółć Gęślą Jaźń','Moje Haslo 1@3!','111#$((@)n','Dzisiaj Szyfruje 83'];
+
+for (let i=0;i<passwordArray.length;i++){
+  for (let j=0;j<algorithmArray.length;j++){
+    let hash = crypto.createHmac(algorithmArray[j], passwordArray[i]).digest('hex');
+    if (hash === MY_PWD_HASH){
+      console.log('Algorytm: '+algorithmArray[j]);
+      console.log('Hasło: '+passwordArray[i]);
+    }
+  }
+}

app/zadanieDnia1.js

@@ -1 +1,14 @@
-//Twój kod
+//Twój kod
+const fs = require('fs');
+const crypto = require('crypto');
+
+let [element, index, filePath] = [...process.argv];
+
+fs.readFile(filePath, 'UTF-8', (err,data) => {
+  if (err === null){
+    let hash = crypto.createHmac('sha256',data).digest('hex');
+    console.log(hash);
+  } else {
+    console.log('Błąd odczytu pliku.');
+  }
+});

app/zadanieDnia2.js

@@ -1,3 +1,15 @@
 const ENCRYPTED_TEXT = '4f9fa8f98650091c4910f5b597773c0a48278cfb001fe4eb3ff47ada85cbf0ed3dc17016b031e1459e6e4d9b001ab6e102c11e834a98dce9530c9668c47b76ee6f09d075d19a38e48b415e067c6ddcfad0d3526c405a4f4f2fb1e7502f303c40';
 
-//Twój kod
+//Twój kod
+const crypto = require('crypto');
+const fs = require('fs');
+
+const password = 'PysęjkkyDw';
+const cipherArray = ['aes192','aes-256-cbc','aes-256-ecb'];
+
+cipherArray.forEach(element => {
+  let decipher = crypto.createDecipher(element, password);
+  let decrypted = decipher.update(ENCRYPTED_TEXT, 'hex', 'utf8');
+  //decrypted += decipher.final('utf8');
+  console.log(decrypted);
+});