A stream cipher is basically a cryptographically secure RNG. It takes a key (and sometimes an IV or nonce) and generates an endless stream of random bytes.
Counter (CTR) mode
One popular way to make stream ciphers recently is to take a regular block cipher and just encoding a counter with it.
Cryptography
Citation
If you find this work useful, please cite it as:
@article{yaltirakli,
title = "Stream cipher",
author = "Yaltirakli, Gokberk",
journal = "gkbrk.com",
year = "2024",
url = "https://www.gkbrk.com/stream-cipher"
}
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IEEE Citation Gokberk Yaltirakli, "Stream cipher", September, 2024. [Online]. Available: https://www.gkbrk.com/stream-cipher. [Accessed Sep. 02, 2024].
APA Style Yaltirakli, G. (2024, September 02). Stream cipher. https://www.gkbrk.com/stream-cipher
Bluebook Style Gokberk Yaltirakli, Stream cipher, GKBRK.COM (Sep. 02, 2024), https://www.gkbrk.com/stream-cipher