SecretDNS 3.9.2 Update

SecretDNS (3.9.2) has been updated.

• Recommended Options allow for an optimal experience by handling exceptions for only the necessary sites.

• Only the SNI string is fragmented to minimize speed reduction.
• Only specified domains can utilize SNI fragmentation and DNS functionalities.
• Use a designated DNS server without changing Windows settings.
• Easily check the domain you are connected to.
• Used in conjunction with proxy features.
• Can be used without installation.

Homepage

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

Recommended Options

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

History

• Version 3.9.2 (2026/07/07)
  - Strengthened barrier against blockage environments with a new disguise packet option
  - Improved connection success rate and stability in some networks
  - Enhanced compatibility in various environments with the latest bypass method
  - Added an easy toggle for disguise packet functionality in settings
  
• Version 3.9.1 (2026/06/12)
  - Extended fragmentation function applied to all internet environments, including KT internet users
  - Changed to activate fragmentation extension feature by default during new installation
  
• Version 3.9.0 (2026/05/23)
  - Addressed execution and display issues caused by some security programs like nProtect, Fasoo, MarkAny
  - Removed loading indicators that could conflict with certain security programs
  - Improved stability even in environments with security program errors
  
• Version 3.8.9 (2026/04/28)
  - Improved issues related to closure and restart occurring in certain user environments
  - Strengthened response to delays and exceptions that appeared on specific PCs
  - Enhanced overall stability and operational reliability
  
• Version 3.8.8 (2026/04/06)
  - Improved to prevent crashes due to incorrect operation of Fasoo DRM
  - Significantly increased the whitelist for frequently used sites to enhance access fluidity
  - Organized the application process for settings by improving whitelist processing methods
  - Separated user and default lists for a more reliable operational structure
  - Provided stable execution environment in various situations
  

Related Links

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

License

• SecretDNS is Freeware.
• It can be used freely without space constraints in companies, homes, government offices, schools, etc.
• It can be distributed freely anywhere.

Download

• Download from Kilho.net
• Download for Android

Frequently Asked Questions (FAQ)

• Why is it good to use Recommended Options?
  It allows easy access to functionalities like DNS tampering prevention and SNI eavesdropping bypass while ensuring speed and security simultaneously.
• Does the SNI fragmentation feature slow down the speed?
  No. This program only fragments the SNI string to minimize speed reduction.
• Does the DNS setting change the Windows system settings?
  No. It operates independently using its own DNS settings (DNS over HTTPS) without changing Windows configurations, ensuring stability and safety.
• What to do if a specific site is not accessible?
  You can minimize access issues by setting a whitelist or specified domain list.
• Can it be used without installation?
  Yes. An uninstalled version is provided, so you can use it immediately without the installation process.