About Secure Message
Why we should trust Secure Message : Source code: https://www.amazon.com/dp/B08BDZ5MM6 Now, you can send your encrypted mail using Whatsapp, Facebook Messenger or Telegram, or any other communication application in...
Why we should trust Secure Message :
Source code: https://www.amazon.com/dp/B08BDZ5MM6
Now, you can send your encrypted mail using Whatsapp, Facebook Messenger or Telegram, or any other communication application in addition to Mail clients Like Gmail, Yahoo, Hotmail,...
- Both, sender and mail receiver need to have "Secure Message" installed on their phones to be able to encrypt and decrypt shared E-mail.
- "Secure Message" allows you to encrypt an E-mail (Message body or/and attachment) before sending it, you can use any "E-mail client" installed on your android phone to send your encrypted e-mail.
- Lockdown mail encrypted files use ".lef" format for "Lockdown Encrypted File".
- Click on any received ".lef" file, and it will be opened and decrypted automatically by "Secure Message".
Encryption :
- "Secure Message" use RSA public key 4096- bits for key exchange
- "Secure Message" use AES 256- bits for encryption.
- For Android API 28 or higher, setUnlockedDeviceRequired and setIsStrongBoxBacked if available on your device are enabled.
- "Secure Message" uses the android key store system for storing the private key.
- For more information please visit :
- https://developer.android.com/training/articles/keystore
- https://developer.android.com/reference/android/security/keystore/KeyGenParameterSpec.Builder
You should know :
- Always remember that your private key is linked to your phone, and not to your E-mail address.
- "Secure Message" is not an "E-mail client", you will not send or receive E-mail from it, lockdown mail helps you to prepare an encrypted E-mail regardless of the used E-mail client.
- If you lose your phone or you uninstall "Secure Message", you will not be able to decrypt your old received E-mails, because you will lose your private key, please decrypt your files and keep them in a safe place before uninstalling Lockdown mail.
For that, you will use this application at your own risk.
Limitation :
The maximum file attachment size is 20 Mo.
You can add only one attachment per E-mail.
Privacy policy :
- "Secure Message" does not collect, share, send any personal data.
- "Secure Message" does not collect, share, send the user private key or any other needed information for encryption or decryption.
- "Secure Message" does not need access to the internet for encryption or decryption.
- "Secure Message" does not require any special permission, it will ask only for storage access when you want to send an attachment.
FAQ :
Q) Using lockdown mail instead of PGP :
A) No, if you want to decrypt your emails on many platforms(windows, android, ios..), or you want to keep your emails by keeping a private key, we recommend that you use PGP instead of lockdown mail.
Lockdown mail works only on android devices (For now).
So, if it is the case, why using lockdown Mail:
"Secure Message" allows you to?
- Protect your private key.
- Using fast algorithms.
- Make smaller encrypted data size. ( Encrypting with lockdown mail makes files smaller than PGP files).
-Make easy sharing and decrypting "encrypted files" than PGP, using any communication or email application like Gmail, WhatsApp, Telegram,...
- Make easy sharing public key.
About :
This is the first application release, Let us know if you have any questions or comments.
E-mail:
[email protected]
Previous Versions
Here you can find the changelog of Secure Message since it was posted on our website on 2020-06-22 02:18:33.
The latest version is 1.4.0 and it was updated on 2024-04-22 16:22:24. See below the changes in each version.
Secure Message version 1.4.0
Updated At: 2021-02-14
Changes: Change app name
Secure Message version 1.2.0
Updated At: 2020-06-14
Changes: New design
New functionality : send encrypted file using whatsapp, messenger, talagram or any other communication application.
Disclaimer
Official Google Play Link
We do not host Secure Message on our servers. We did not scan it for viruses, adware, spyware or other type of malware. This app is hosted by Google and passed their terms and conditions to be listed there. We recommend caution when installing it.
The Google Play link for Secure Message is provided to you by apps112.com without any warranties, representations or guarantees of any kind, so access it at your own risk.
If you have questions regarding this particular app contact the publisher directly. For questions about the functionalities of apps112.com contact us.
