How to Chat Securely on WhatsApp

Update WhatsApp., Start a conversation with someone. , Look for the encryption message at the top of the chat., Chat securely., Clear your chat history., Tap the contact's name at the top of the chat screen., Tap "Encryption.", Open the same screen...

11 Steps 2 min read Medium

Step-by-Step Guide

  1. Step 1: Update WhatsApp.

    Both you and your recipient will need to be running the latest versions of WhatsApp in order to use the encryption feature.

    Encryption was introduced in April
    2016.

    As long as you've updated your app since then, you'll have access to encrypted conversations.You can check for updates to WhatsApp from your device's app store.
  2. Step 2: Start a conversation with someone.

    , Look for the padlock icon with the following message: "Messages you send to this chat and calls are now secured with end-to-end encryption.

    Tap for more info."

    Once you see the encryption message, you can rest assured that your chats cannot be intercepted and read by a third party, not even by WhatsApp.

    If you don't see this message, the other contact likely has not updated WhatsApp to a version that supports encryption. , If you're worried about someone else with access to your phone finding your messages, you can clear your chat history.

    The process is a little different for iOS and Android: iPhone
    - Tap the contact or group name at the top of the chat screen.

    Scroll down and tap "Clear Chat." Tap "Delete all messages" to confirm.

    Android
    - Tap the ⋮ button in the upper-right corner of the chat screen.

    Tap "More" and then "Clear chat." Tap "Clear" to confirm, and uncheck the box if you want to delete starred messages as well. , You can verify that encryption is enabled between you and the other contact.

    This is not required to enable encryption, but is simply a way to double-check that it is active. , This will display a QR code as well as your encryption key for the conversation. ,, Tap this on either you or your contact's phone. , This will scan the QR code and verify that both you and your contact have the same encryption key. , If you aren't in the same location as the other person, you can verify that your message if properly encrypted by checking the entire sequence of numbers displayed on the Verify Security Code screen.
  3. Step 3: Look for the encryption message at the top of the chat.

  4. Step 4: Chat securely.

  5. Step 5: Clear your chat history.

  6. Step 6: Tap the contact's name at the top of the chat screen.

  7. Step 7: Tap "Encryption."

  8. Step 8: Open the same screen on your contact's phone.

  9. Step 9: Tap "Scan Code" on one of your devices.

  10. Step 10: Line the QR code up in the viewfinder.

  11. Step 11: Compare the number sequence if you're not nearby.

Detailed Guide

Both you and your recipient will need to be running the latest versions of WhatsApp in order to use the encryption feature.

Encryption was introduced in April
2016.

As long as you've updated your app since then, you'll have access to encrypted conversations.You can check for updates to WhatsApp from your device's app store.

, Look for the padlock icon with the following message: "Messages you send to this chat and calls are now secured with end-to-end encryption.

Tap for more info."

Once you see the encryption message, you can rest assured that your chats cannot be intercepted and read by a third party, not even by WhatsApp.

If you don't see this message, the other contact likely has not updated WhatsApp to a version that supports encryption. , If you're worried about someone else with access to your phone finding your messages, you can clear your chat history.

The process is a little different for iOS and Android: iPhone
- Tap the contact or group name at the top of the chat screen.

Scroll down and tap "Clear Chat." Tap "Delete all messages" to confirm.

Android
- Tap the ⋮ button in the upper-right corner of the chat screen.

Tap "More" and then "Clear chat." Tap "Clear" to confirm, and uncheck the box if you want to delete starred messages as well. , You can verify that encryption is enabled between you and the other contact.

This is not required to enable encryption, but is simply a way to double-check that it is active. , This will display a QR code as well as your encryption key for the conversation. ,, Tap this on either you or your contact's phone. , This will scan the QR code and verify that both you and your contact have the same encryption key. , If you aren't in the same location as the other person, you can verify that your message if properly encrypted by checking the entire sequence of numbers displayed on the Verify Security Code screen.

About the Author

C

Claire Griffin

Committed to making DIY projects accessible and understandable for everyone.

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