Android uses dm-crypt for disk encryption, and it is available since Android 3. And as you would know dm-crypt works at block device layer. So storage like YAFFS which works directly at nand flash chip level would not allow you to encrypt. But all other storage (which can be read block by block) can be encrypted.

May 06, 2017 What is Data Encryption and How Does it Work? Jun 11, 2020 What is Encryption and How Does it Work? | Mashable Oct 15, 2015

Securely wiping an Android device isn't difficult, but there are some critical steps you don't want to overlook.

encryption: In computing, encryption is the method by which plaintext or any other type of data is converted from a readable form to an encoded version that can only be decoded by another entity Disk encryption - Wikipedia

Does Android encryption really prevent law enforcement

May 06, 2019 · Device encryption helps protect your data, and it's available on a wide range of Windows devices. If you turn on device encryption, the data on your device can only be accessed by people who've been authorized. If device encryption isn't available on your device, you may be able to turn on standard BitLocker encryption instead. Apr 23, 2018 · PGP is the gold standard for encrypted communication and has been used by everyone from nuclear activists to criminals since its invention in 1991. While the execution is complex, the concept and usage is simple. This article shows how it works and how you can get started. Seriously, it would take a supercomputer over 100 years to crack the 256-bit encryption. How Do SSL Certificates Work? SSL certificates work based on public key infrastructure (PKI) or public key Sep 30, 2019 · How does AES work? AES is a substitution permutation network (SPN) block cipher algorithm. This means the algorithm takes a block of plain text and applies alternating rounds of substitution and