SecretDNS 3.9.2 Update

SecretDNS (3.9.2) has been updated.

• Recommended Options allows for exceptions to be made for only the necessary sites, enabling a smoother experience.

• Fragments only the SNI strings to minimize speed reduction.
• Only specified domains can be fragmented and utilize DNS functionalities.
• Utilizes DNS servers without modifying Windows settings.
• Easy verification of the domains being accessed.
• Can be used in conjunction with proxy functions.
• No installation required for use.

Homepage

• SecretDNS: https://secretdns.kilho.net

Recommended Options

1. DNS Settings - Encryption (DOH)
2. SNI Settings - Fragmentation (Manual)
3. Designated List - Input domains to bypass

History

• Version 3.9.2 (2026/07/07)
  - Added new packet disguise options to enhance support against blocking environments
  - Improved connection success rates and stability in certain networks
  - Enhanced compatibility with various environments by applying the latest bypass methods
  - Added easy toggle for packet disguise functionality in settings
  
• Version 3.9.1 (2026/06/12)
  - Applied fragmentation expansion features to all internet environments including KT internet users
  - Changed to have fragmentation expansion features activated by default on new installations
  
• Version 3.9.0 (2026/05/23)
  - Addressed execution and display issues caused by specific security programs such as nProtect, Fasoo, MarkAny
  - Removed loading indicators that could collide with certain security program errors
  - Improved execution stability even in environments with security program errors
  
• Version 3.8.9 (2026/04/28)
  - Improved shutdown and restart-related issues that occurred in certain user environments
  - Strengthened responses to lag and exceptional situations observed on specific PCs
  - Enhanced overall stability and operational reliability
  
• Version 3.8.8 (2026/04/06)
  - Improved to prevent conflicts caused by incorrect operations of Fasoo DRM
  - Greatly added frequently accessed sites to the whitelist for improved accessibility
  - Organized the setting application flow with improved processing of the whitelist
  - Separated user and default lists for a more stable operational structure
  - Provided a stable execution environment across various scenarios
  

Related Links

• Update Notice: https://kilho.net/archives/notice/2940
• iPhone Bypass: https://gnu.kilho.net/tiptech/1330

License

• SecretDNS is Freeware.
• You can use it freely without any spatial restrictions in places like companies, homes, government offices, schools, etc.
• Freely distributable to anywhere.

Download

• Download from Kilho.net
• Download for Android

Frequently Asked Questions (FAQ)

• Why is it good to use recommended options?
  It allows for easy use of features such as preventing DNS tampering and bypassing SNI eavesdropping while also ensuring speed and security.
• Does the SNI fragmentation feature reduce speed?
  No, this program minimizes speed reduction by only fragmenting the SNI strings.
• Does the DNS setting change Windows system settings?
  No, it uses its own DNS settings (DNS over HTTPS) without changing Windows settings, providing stability and safety.
• What’s the solution if a specific site isn’t accessible?
  You can minimize access issues by setting up a whitelist or designated domain list.
• Can it be used without installation?
  Yes, it provides a no-install version, allowing immediate use without the installation process.