Steam News21 July 202626d ago

Release Date Update & Demo Results

Dear agents, Thank you for your hard work during the demo! All the feedback you provided helped us improve the overall game experience. Security 51 official release date has been moved to August 12th.

In this update2

Full notes

Full Security 51 update

Read the full published notes in a cleaner layout. The original post stays linked below.

What changed

0 fixes0 additions4 changes0 removals

Security
Performance

changedSecurity 51 official release date has been moved to August 12th.We made this decision to give the game some additional polish and release Security 51 in the form we want to share with you. We apologize for the delay and truly appreciate your patience and support as we work to make the game the best it can be.

changedDemo resultsIn the meantime, the demo is closed so we can fully focus on the full game release. We’re happy to report superior performance of agents on the demo version:

changedDemo resultsKeep in touch, agent – we’ll need you back on duty soon. Wishlist Security 51 on Steam:

changedDemo resultsSecurity 51

Security 51 changes

changedWe made this decision to give the game some additional polish and release Security 51 in the form we want to share with you. We apologize for the delay and truly appreciate your patience and support as we work to make the game the best it can be.

changedIn the meantime, the demo is closed so we can fully focus on the full game release. We’re happy to report superior performance of agents on the demo version:

changedKeep in touch, agent – we’ll need you back on duty soon. Wishlist Security 51 on Steam:

changedSecurity 51

Dear agents,

Thank you for your hard work during the demo! All the feedback you provided helped us improve the overall game experience.

Security 51 official release date has been moved to August 12th.

We made this decision to give the game some additional polish and release Security 51 in the form we want to share with you. We apologize for the delay and truly appreciate your patience and support as we work to make the game the best it can be.

Demo results

In the meantime, the demo is closed so we can fully focus on the full game release. We’re happy to report superior performance of agents on the demo version:

37,752 unique players. Full perimeter secured. Well done, team!

40 minutes median playtime. You took this shift seriously.

Over 94,000 wishlists. Thank you for your duty!

Keep in touch, agent – we’ll need you back on duty soon. Wishlist Security 51 on Steam:

Security 51

Source

Steam News / 21 July 2026

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