Contact Information: To prevent loss, please remember this website: dajian168.com Telegram: @dajian168 Telegram Channel: @dajian168168 WhatsApp: +852 Line ID: dajian168 Skype: [email protected] Email: [email protected] [email protected] USDT-TRC20 Address: USDT-TRC20 Address 2: Avatar/Profile:...
- About Us
- 2024-06-29
- 1801
A complete walkthrough of deploying the Monte Carlo gaming simulation platform, covering backend control, multi-game module configuration, and common pitfalls. Suitable for technical deployment reference....
- Development Case Studies
- 2026-09-02
- 4
A complete walkthrough from source code deployment to multi-language configuration of the Leyu LEY probability simulation battle system, including payment gateway integration, admin controls, and secondary development API experience....
- Development Case Studies
- 2026-09-02
- 4
2026 Multi-Language IPE Intelligent Investment Trading System – Professional Micro-Platform Trading System Product Overview IPE is a high-performance, multi-functional intelligent investment trading system developed based on the ThinkPHP framework. The system is designed specifically for micro-platform trading, supporting real-time market quotes and quick order execution for various financial products (such as spot gold and silver, futures, crude oil, cryptocurrencies, and global indices). The system adopts a responsive front-end design, perfectly adapting to mobile devices, providing users with a smooth and professional investment experience. โข Core Features Real-time Market System: Integrated real-time quotes for mainstream global financial products, supporting K-line charts and volatility charts switching, with millisecond-level data update latency. Diverse Trading Modes: Supports bullish (UP)/bearish (DOWN) two-way trading, with flexible investment amount and expiration time settings. Intelligent Risk Management: The backend allows precise settings of profit/loss probabilities, supports manual intervention for individual orders, ensuring platform operational security. Multi-currency Deposit and Withdrawal: Supports bank cards, digital currencies, and various payment methods, with global recharge support. โข Multi-language Support: Built-in simplified Chinese, traditional Chinese, English, and other language switching, adapting to global users. โข Security Assurance: Multiple encryption technologies are used to protect user funds and privacy, supporting two-factor verification for payment......
- Development Case Studies
- 2026-09-02
- 6
Snipaste_2026-03-28_23-14-50.png 193.1 KB 2026.3.28 DaFu Lottery Linux Edition Website Maintenance LogMaintenance Time: 2026-03-28 Maintenance Content: Addressed the issue of a one-line PHP webshell being injected into the backend “Category Management / Help Center Categories” section.During this inspection, it was discovered that the category name field in the database table caipiao_category had been injected with malicious PHP code, which then generated an anomalous backdoor file through the caching mechanism. Investigation identified the entry point as the add and edit functionality in the backend Help Center category management.The following maintenance work has been completed: First, cleaned up the malicious category content from the database and restored the Help Center category names and hierarchy to normal; Second, deleted the cache-generated anomalous files and any backdoor files written to disk; Third, added dangerous content interception to the backend category management functionality to prevent further PHP malicious code injection; Fourth, verified that the related anomalous files can no longer be accessed externally.Maintenance Result: The malicious category content has been cleared, anomalous backdoor files have been deleted, the Help Center categories have been restored to normal, and the related risk entry points have been fortified. The website is currently operating normally.Server Hardening: Firewall installed, server hardened,......
- Development Case Studies
- 2026-09-02
- 4
2026 Multi-language Lottery 2.1 Major Update! Added presets, USDT withdrawal and recharge, and more. System Fix and Optimization Log (2026-03-14)1. Frontend Compatibility and Feature Fixes (Mobile App)iOS Safari Compatibility Optimization: Resolved the issue where the bank card selection dropdown was unclickable on iOS devices. Replaced the native <select> with an $ionicActionSheet popup selector that provides a better mobile experience.Withdrawal Page Navigation Fix: Fixed the non-functional “Bank Card” and “USDT” edit buttons on the withdrawal page, ensuring users can navigate to the edit page normally.Loading Exception Fix: Fixed UTF-8 encoding corruption in the app.pack.js core script, resolving the issue where pages would load infinitely (endless spinner) in certain environments.Style Optimization: Updated public_style.css to fix the style issue causing click-through on iOS dropdowns.2. Backend Admin Panel FixesPreset Draw Management Fix: Fixed a JavaScript syntax error (quote conflict) in kj-preset-check.js, restoring the draw verification function.Page Load Optimization: Fixed the load error in preset-list.php, ensuring the backend preset draw list page displays correctly.3. Server MaintenanceFile Backup: All affected server files were backed up with .bak_upload before replacement.Environment Verification: All fixed files were verified as fully uploaded via SSH, and the frontend login page has resumed normal access. #Lottery #2.1 #SSC #Racing #Presets #CashTable...
- Development Case Studies
- 2026-09-02
- 8
OA Pan่ ่bw Credit Platform fixes multiple issues #CreditPlatform #Lottery #oa #bw #Racing #SSC...
- Development Case Studies
- 2026-09-02
- 8
Brand new multi-language overseas order grabbing and brushing system, frontend developed with UniApp for native app generation The system largely meets market demands, featuring a separate agent backend, Yulibao, and other functions #OrderBrushing #OrderGrabbing #Amazon #MultiLanguage #Yulibao...
- Development Case Studies
- 2026-09-01
- 14
Brand new multi-language overseas order grabbing system, frontend developed with uinapp for native app generation The system basically meets market demand, with a separate agent backend, Yu Li Bao, and other features #ecommerce_orders #order_grabbing #amazon #multilingual #yulibao...
- Development Case Studies
- 2026-09-01
- 14
2026.3.21 Micro-Trade Forex Trading Platform Security Vulnerability Fix in Practice: ThinkPHP SQL Injection & Malicious Code Removal Guide Abstract This article documents in detail the complete process of security vulnerability remediation for the Micro-Trade Forex Trading Platform, providing practical reference for developers. โโโ 1. Platform Overview Micro-Trade is a mobile forex options trading platform developed based on the ThinkPHP 5 framework, supporting trading of various financial products including forex, gold, and crude oil. Tech Stack: ThinkPHP 5.x + MySQL + Nginx + PHP-FPM 7.3 โโโ 2. Issue Discovery On March 20, 2026, the platform experienced: โข Login functionality failureโข Abnormal page loading โโโ 3. Technical Investigation 1. Malicious Code Injection grep -r ‘clipboardData’ /www/wwwroot/dajian168.com/ Result: View.php was injected with a cryptocurrency theft script 2. SQL Injection Vulnerability grep -n “$_POST” User.php Result: Found 36 instances of direct $_POST usage 3. Backdoor Function Discovered that curlfun() can be called remotely โโโ 4. Remediation Plan (Core) SQL Injection Fix // Before (dangerous)$payments = Db::table(‘lc_payments’) ->where(‘id = ‘.$_POST[‘type’])->find(); // After (secure)$type_id = input(‘post.type/d’, 0);$payments = Db::table(‘lc_payments’) ->where(‘id’, $type_id)->find(); Parameter Safety Mapping | Original Syntax | Safe Syntax || ————— | ———————— || $_POST[‘type’] | input(‘post.type/d’, 0) || $_POST[‘money’] | input(‘post.money/f‘, 0) || $_POST[‘title’]......
- Development Case Studies
- 2026-09-01
- 14
March 14, 2026 Overseas TikTok Order-Grabbing Platform Maintenance Log โ Handling Hacker AttackMaintenance Log:1. Blocked attacker IPs2. Fixed the bulk registration vulnerability:โข โ
IP rate limiting: maximum 5 registrations per same IP per hourโข โ
Over-limit response: “Registration too frequent, please try again in 1 hour”3. 121 USDT address records were tampered with; all USDT addresses have been cleared. Users can rebind their own addresses (must be re-entered).4. Scanned for backdoors and trojans5. Changed admin account passwords and deleted suspicious accounts. #TechLog #OrderGrabbing #EcommerceOrders...
- Development Case Studies
- 2026-09-01
- 14