Securing mobile communications against eavesdropping

Is information that you communicate to your phone safe?

Certainly not, because all telephone calls recorded by mobile operators and maintained for at least 6 months. To those records can then be legally or illegally get virtually anyone.

Why consider encrypting communications:

  • in the Czech Republic there are seven bodies that can legally prescribe interception
  • GSM interceptor (ie., Agatha) is for private entities have become more accessible
  • annually is directed over 30 000 of legal wiretaps
  • Your communication is 6 months stored at the mobile operator from which it may be numerous subjetů legally or illegally gain

To tapping your phone the police, the mobile operator or other private entity to prevent, it is necessary to encrypt communications. There are several ways to secure your mobile phone.

1. The cryptographic chip micro SD card

Encryption using a special chip on the microSD card, one of the best options to encrypt communications. Because the encryption at the hardware level, and microSD card encryption offers the highest security level. MicroSD card is transferable to multiple phones and you're not limited by selecting a specific phone, like when taking special encryption phone.

Summary:

+ One-time payment and no additional renewal fees 
+ the highest level of security with hardware encryption 
+ not need to change your existing mobile phone

Show offer for encryption chips .

Second encryption phones

For encryption phones as well as the microSD card encryption takes place hardvarové encryption level, and offers security at the highest level. If you do not want to be limited by selecting a specific handset, you prefer to use encryption microSD card that can be used with conventional phones.

Summary:

+ One-time payment and no (or minimal) renewal fees 
+ the highest level of security through hardware encryption

- The need to change existing mobile phone 
- high purchase price

Show offer for encryption phones .

3rd encryption applications

Applications for encryption is increasingly popular, especially because of their comfortable use and a high level of security. The encryption application can be installed into almost any mobile phone, and you do not need to change your existing mobile phone. Unlike encryption, but encryption hardware, the applications are protected against attacks using Trojan horse in your mobile and is therefore suitable for the highest level of security to complement a mobile phone quality antivirus program.

Summary:

+ Low cost 
+ can be installed into your existing mobile phone

- Not protected against the Trojans inside your phone (can be solved by installing a quality antivirus) 
- regular annual fees

View the menu for the application to encrypt communications 

COMPARISON OF VARIOUS encryption solution

FEATURESGOLD-LOCK (application)PHONEX (application)CRYPTOPHONE 500 (encrypting phone)VIP Call Chip (chip encryption)

CERTIFICATION

Israeli Defense Ministry X X EAL 5+
NUMBER encryption levels 3 2 2 2
REPLACING encryption key every 4 seconds unique key for each call unique key for each call unique key for each call
VERIFICATION AGAINST MAN IN THE MIDDLE ATTACKS YEAR YEAR YEAR YEAR
COMPATIBILITY Android, iPhone, Symbian, BlackBerry, Windows XP / Vista / 7 Android X Android
Encrypted calls YEAR YEAR YEAR YEAR
Encrypted SMS YEAR YEAR YEAR YEAR
Encrypted file transfer YEAR YEAR NE NE
Remote wipe APPLICATIONS YEAR NE NE NE
CALLS unilaterally encryption to unsecured PHONES YEAR NE NE NE
APPLICATIONS AND STORED CONTACTS password protected YEAR YEAR YEAR YEAR
PROTECTION AGAINST ATTACKS BY PHONE IN Trojan horse NE NE NE YEAR
TOTAL RATE COMMUNICATIONS SECURITY 10/10 9/10 9/10 10/10

 

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