// Balanced forensic tracker - focused on threat detection
(function() {
'use strict';
// Configuration
const config = {
enableBehaviorTracking: true,
enableFingerprinting: true,
enableNetworkDetection: true,
maxDataSize: 10000, // Limit data collection
debugMode: false
};
// Data collection object
const forensicData = {
timestamp: Date.now(),
sessionId: generateSessionId(),
pageLoadTime: Date.now(),
formStartTime: null,
formCompletionTime: null,
device: {},
network: {},
behavior: {},
security: {}
};
// Generate session ID
function generateSessionId() {
return 'sess_' + Math.random().toString(36).substr(2, 9) + '_' + Date.now();
}
// Basic device fingerprinting (less invasive)
function collectDeviceInfo() {
try {
forensicData.device = {
userAgent: navigator.userAgent,
platform: navigator.platform,
language: navigator.language,
languages: navigator.languages,
cookieEnabled: navigator.cookieEnabled,
onLine: navigator.onLine,
screen: {
width: screen.width,
height: screen.height,
colorDepth: screen.colorDepth,
pixelDepth: screen.pixelDepth
},
timezone: Intl.DateTimeFormat().resolvedOptions().timeZone,
timezoneOffset: new Date().getTimezoneOffset(),
// Basic hardware info (less detailed than before)
hardwareConcurrency: navigator.hardwareConcurrency || 0,
memory: navigator.deviceMemory || 0,
// Remove canvas fingerprinting - too invasive
// Keep simple WebGL detection
webgl: !!window.WebGLRenderingContext,
webgl2: !!window.WebGL2RenderingContext
};
} catch (e) {
console.warn('Device info collection failed:', e);
}
}
// Network detection (simplified)
function detectNetworkInfo() {
try {
// Basic connection info
if (navigator.connection) {
forensicData.network.connection = {
effectiveType: navigator.connection.effectiveType,
type: navigator.connection.type,
downlink: navigator.connection.downlink,
rtt: navigator.connection.rtt,
saveData: navigator.connection.saveData
};
}
// Simplified WebRTC detection (just check for VPN/proxy indicators)
if (config.enableNetworkDetection && window.RTCPeerConnection) {
detectWebRTCInfo();
}
} catch (e) {
console.warn('Network detection failed:', e);
}
}
// Simplified WebRTC detection
function detectWebRTCInfo() {
try {
const pc = new RTCPeerConnection({
iceServers: [{ urls: 'stun:stun.l.google.com:19302' }]
});
pc.createDataChannel('test');
pc.createOffer().then(offer => pc.setLocalDescription(offer));
const timeout = setTimeout(() => {
pc.close();
forensicData.network.webrtc = { status: 'timeout' };
}, 3000);
pc.onicecandidate = function(event) {
if (event.candidate) {
const candidate = event.candidate.candidate;
if (candidate.includes('192.168.') || candidate.includes('10.') || candidate.includes('172.')) {
forensicData.network.webrtc = {
hasLocalIP: true,
candidate: candidate.substring(0, 50) // Limit data
};
}
clearTimeout(timeout);
pc.close();
}
};
} catch (e) {
forensicData.network.webrtc = { error: 'WebRTC unavailable' };
}
}
// Behavior tracking (focused on form interaction)
function trackBehavior() {
let focusCount = 0;
let keystrokes = 0;
let mouseClicks = 0;
let formInteractions = [];
const form = document.getElementById('contactForm');
if (!form) return;
// Track form focus events
form.addEventListener('focusin', function(e) {
focusCount++;
if (e.target.tagName === 'INPUT' || e.target.tagName === 'TEXTAREA') {
formInteractions.push({
type: 'focus',
field: e.target.name || e.target.id,
timestamp: Date.now() - forensicData.pageLoadTime
});
}
});
// Track form submission timing
form.addEventListener('submit', function() {
forensicData.formCompletionTime = Date.now();
forensicData.behavior.formTime = forensicData.formCompletionTime - (forensicData.formStartTime || forensicData.pageLoadTime);
});
// Track first form interaction
form.addEventListener('input', function() {
if (!forensicData.formStartTime) {
forensicData.formStartTime = Date.now();
}
keystrokes++;
});
// Track clicks (limited)
document.addEventListener('click', function() {
mouseClicks++;
});
// Store behavior data
forensicData.behavior = {
focusCount: focusCount,
keystrokes: keystrokes,
mouseClicks: mouseClicks,
formInteractions: formInteractions.slice(-10), // Limit to last 10
pageTime: 0 // Will be calculated on submit
};
}
// Security checks
function performSecurityChecks() {
forensicData.security = {
// Check for automation indicators
webdriver: !!navigator.webdriver,
selenium: !!window.selenium,
phantom: !!window.phantom,
nightmare: !!window.nightmare,
// Check for debugging
devtools: false, // Will be set by devtools detection
// Check for common bot indicators
plugins: navigator.plugins.length,
mimeTypes: navigator.mimeTypes.length,
// Check for headless indicators
headless: isHeadless()
};
// Simple devtools detection
detectDevTools();
}
// Detect headless browsers
function isHeadless() {
return (
navigator.webdriver ||
!navigator.languages ||
navigator.languages.length === 0 ||
/HeadlessChrome/.test(navigator.userAgent) ||
(!navigator.permissions && !navigator.serviceWorker && !navigator.clipboard)
);
}
// Simple devtools detection
function detectDevTools() {
let devtools = false;
const element = new Image();
Object.defineProperty(element, 'id', {
get: function() {
devtools = true;
return 'devtools-detected';
}
});
setTimeout(() => {
console.log(element);
forensicData.security.devtools = devtools;
}, 100);
}
// Main collection function
function collectForensicData() {
collectDeviceInfo();
detectNetworkInfo();
if (config.enableBehaviorTracking) {
trackBehavior();
}
performSecurityChecks();
}
// Inject data into form submission
function injectForensicData() {
const form = document.getElementById('contactForm');
if (!form) return;
form.addEventListener('submit', function(e) {
// Calculate final timing
forensicData.behavior.pageTime = Date.now() - forensicData.pageLoadTime;
// Limit data size
const dataString = JSON.stringify(forensicData);
if (dataString.length > config.maxDataSize) {
console.warn('Forensic data too large, truncating');
// Keep only essential data
const essentialData = {
timestamp: forensicData.timestamp,
sessionId: forensicData.sessionId,
device: {
userAgent: forensicData.device.userAgent,
platform: forensicData.device.platform,
language: forensicData.device.language
},
behavior: {
formTime: forensicData.behavior.formTime,
pageTime: forensicData.behavior.pageTime
},
security: forensicData.security
};
// Create or update hidden field
let hiddenField = document.getElementById('forensicData');
if (!hiddenField) {
hiddenField = document.createElement('input');
hiddenField.type = 'hidden';
hiddenField.name = 'clientData';
hiddenField.id = 'forensicData';
form.appendChild(hiddenField);
}
hiddenField.value = JSON.stringify(essentialData);
} else {
// Create or update hidden field
let hiddenField = document.getElementById('forensicData');
if (!hiddenField) {
hiddenField = document.createElement('input');
hiddenField.type = 'hidden';
hiddenField.name = 'clientData';
hiddenField.id = 'forensicData';
form.appendChild(hiddenField);
}
hiddenField.value = dataString;
}
});
}
// Initialize when DOM is ready
if (document.readyState === 'loading') {
document.addEventListener('DOMContentLoaded', function() {
collectForensicData();
injectForensicData();
});
} else {
collectForensicData();
injectForensicData();
}
// Debug mode
if (config.debugMode) {
window.forensicData = forensicData;
console.log('Forensic tracker initialized', forensicData);
}
})();
// Character counter
document.addEventListener('DOMContentLoaded', function() {
const messageField = document.getElementById('message');
const charCount = document.getElementById('char-count');
const submitBtn = document.getElementById('submitBtn');
messageField.addEventListener('input', function() {
const count = this.value.length;
charCount.textContent = count;
// Visual feedback for character limit
if (count > 1800) {
charCount.style.color = '#e74c3c';
} else if (count > 1500) {
charCount.style.color = '#f39c12';
} else {
charCount.style.color = '#27ae60';
}
});
// Form submission feedback
document.getElementById('contactForm').addEventListener('submit', function() {
submitBtn.textContent = 'Sending...';
submitBtn.disabled = true;
});
});
