BLUFThe compliance with the highly secure encryption standard, Advanced Encryption Standard 256 (AES-256), should ensure virtual uncrackability and is commonly used by many of the most popular VPN providers to protect private data. However, the term "military-grade" may simply be a marketing tool.
Katie Rees writing in Make Use Of makes the following points:
- Three main types of AES encryption: 128, 192 and 256-bit.
- The higher the bit number, the longer the encryption key.
- Used by the US military and NASA.
- There seems to be no reason not to use free AES-256 VPN plans.
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References from the Web:
- MAR 2023 What is Advanced Encryption Standard (AES) Encryption?- MirrorFly
- MAR 2023 AES-256 Encryption – Everything You Need To Know-appsealing