Create hrcs.js

Author: KOSASIH

src/CFES/hrcs.js

@@ -0,0 +1,126 @@
+// src/CFES/hrcs.js
+const crypto = require('crypto');
+const nodemailer = require('nodemailer'); // For sending email notifications
+const fs = require('fs'); // For logging to a file
+
+class HyperResonantCosmicShield {
+  constructor(encryptionKey = crypto.randomBytes(32), algorithm = 'aes-256-cbc') {
+    this.threats = [];
+    this.encryptionKey = encryptionKey; // Allow configurable encryption key
+    this.algorithm = algorithm; // Allow configurable encryption algorithm
+    this.iv = crypto.randomBytes(16); // Initialization vector
+    this.logFilePath = './threats.log'; // Path to log file
+  }
+
+  // Method to encrypt data asynchronously
+  async encryptData(data) {
+    return new Promise((resolve, reject) => {
+      try {
+        const cipher = crypto.createCipheriv(this.algorithm, this.encryptionKey, this.iv);
+        let encrypted = cipher.update(data, 'utf8', 'hex');
+        encrypted += cipher.final('hex');
+        resolve({ iv: this.iv.toString('hex'), encryptedData: encrypted });
+      } catch (error) {
+        reject(`Encryption failed: ${error.message}`);
+      }
+    });
+  }
+
+  // Method to decrypt data asynchronously
+  async decryptData(encryptedData, iv) {
+    return new Promise((resolve, reject) => {
+      try {
+        const decipher = crypto.createDecipheriv(this.algorithm, this.encryptionKey, Buffer.from(iv, 'hex'));
+        let decrypted = decipher.update(encryptedData, 'hex', 'utf8');
+        decrypted += decipher.final('utf8');
+        resolve(decrypted);
+      } catch (error) {
+        reject(`Decryption failed: ${error.message}`);
+      }
+    });
+  }
+
+  // Method to detect threats with enhanced logic
+  detectThreat(activity) {
+    const suspiciousPatterns = [
+      /unauthorized access/i,
+      /malicious request/i,
+      /SQL injection/i,
+      /cross-site scripting/i,
+      /brute force attack/i,
+      /denial of service/i,
+      /phishing attempt/i,
+    ];
+
+    if (suspiciousPatterns.some(pattern => pattern.test(activity))) {
+      const threat = { activity, timestamp: new Date() };
+      this.threats.push(threat);
+      this.respondToThreat(threat);
+    } else {
+      this.logActivity(activity);
+    }
+  }
+
+  // Method to respond to detected threats
+  respondToThreat(threat) {
+    console.log(`Threat detected: ${threat.activity}`);
+    // Implement response logic (e.g., alerting, blocking IP, etc.)
+    console.log('Response: Initiating countermeasures...');
+    this.logThreat(threat);
+    this.notifyAdmin(threat);
+    this.blockIP(threat); // Example of blocking IP
+  }
+
+  // Method to log threats for auditing
+  logThreat(threat) {
+    const logEntry = `Threat logged: ${JSON.stringify(threat)}\n`;
+    fs.appendFileSync(this.logFilePath, logEntry); // Log to file
+    console.log(logEntry);
+  }
+
+  // Method to log normal activities
+  logActivity(activity) {
+    const logEntry = `Activity logged: ${activity}\n`;
+    fs.appendFileSync(this.logFilePath, logEntry); // Log to file
+    console.log(logEntry);
+  }
+
+  // Method to notify admin about threats
+  async notifyAdmin(threat) {
+    // Implement notification logic (e.g., send an email or alert)
+    const transporter = nodemailer.createTransport({
+      service: 'gmail',
+      auth: {
+        user: '[email protected]', // Your email
+        pass: 'your-email-password', // Your email password
+      },
+    });
+
+    const mailOptions = {
+      from: '[email protected]',
+      to: '[email protected]', // Admin email
+      subject: 'Threat Detected',
+      text: `Threat detected: ${JSON.stringify(threat)}`,
+    };
+
+    try {
+      await transporter.sendMail(mailOptions);
+      console.log(`Admin notified about threat: ${JSON.stringify(threat)}`);
+    } catch (error) {
+      console.error(`Failed to send email: ${error.message}`);
+    }
+  }
+
+  // Method to block IP addresses (placeholder for actual implementation)
+  blockIP(threat) {
+    // Implement IP blocking logic here
+    console.log(`Blocking IP address for threat: ${threat.activity}`);
+  }
+
+  // Method to get logged threats
+  getThreats() {
+    return this.threats;
+  }
+}
+
+module.exports = HyperResonantCosmicShield;