How to open the triple authentication door in Honkai: Star Rail

As you explore the Herta Space Station in Honkai: Starrail, you’ll encounter a locked door in the Base Zone section that requires some kind of verification to get into it. When you interact with the controller, it will tell you to complete the triple authentication verification card before trying again. The only problem is that there are no directions for getting the card. Keep reading to find out how triple authentication verification card and open the locked door inwards Honkai: Starrail.

Triple authentication door location

The triple authentication door is located in the Base Zone section of the Herta Space Station in Honkai: Starrail. To open it, you have to do it find three access authentication cards which are scattered on the Herta Space Station and combine them into the three-factor authentication verification card. Check out the sections below to find out where each of the three cards are and what you need to do to get them.

Access authentication card 1 location

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  Image: Johnny Yu/Polygoon | Source images: Hoyoverse
  

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  Image: Johnny Yu/Polygoon | Source images: Hoyoverse
  

1. Interact with Arlan in the Master Control Zone in the Herta Space Station to progress in the “Road to revivalside quest that is automatically unlocked when Arlan sends you a message on your phone before you get on the Astral Express.
2. Continue the side quest until you are tasked with “activate the extinguished anchor in the target cabin”.
3. Enter the target hut with the anchor around a Blaze from space enemy on the other side of the room.
4. Defeat the enemy to retrieve the first card.

Access authentication card 2 location

Image: Johnny Yu/Polygoon | Source images: Hoyoverse

1. Travel to the Master Control Zone in the Herta Space Station.
2. Find the man with afro next to the internal purchasing officer, where you use your Hertareum currency.
3. Interact with the man with Afro five times which will lead to him giving you the second access card.

Access authentication card 3 location

1. Travel to the “Outside the Control Center” teleport waypoint on the first floor of the Storage Zone in the Herta Space Station.
2. Interact with the controller next to the door to access the room.
3. Enter the room and walk down the ramp on the left.
4. Defeat the void teranger and interact with the control device nearby to create a blue bridge.
5. Go across the bridge and defeat the Voidranger on the path.
6. Interact with the controller on the path to create a gray bridge above you.
7. Continue down the path and interact with the control device behind the crates to make the bridge orange again.
8. Walk across the gray bridge and interact with the control device to make the bridge blue again.
9. Go past the newly built blue bridge and head up the ramp to find the last access card on the floor near the open doorway.

Don’t forget to go into the room and get the chest inside before you leave!

How to Open the Triple Authentication Door in Honkai: Star Rail

Image: Hoyoverse via Polygon

When all three access authentication cards have been collected, a notification will appear on your screen and you will receive a message on your phone from the Herta Panopticon system. Return to the 3-factor authentication door and interact with the controller in front of the door to open it. Once the door is open, you’ll be greeted by two void-angers. Beat them both to find a chest inside.

Now that you’ve found some of the chests, find the rest with our Herta Space Station treasure locations and map guide. If you are new Honkai: Starrailcheck out our beginner’s guide and explanation of terms and mechanics.