Encoding & Crypto — Guides & Articles

• Generate a SHA-512 Password Hash the Right Way

  Published 2026-10-01

  Generate a SHA-512 password hash from text or file in your browser. Learn what SHA-512 produces, when raw SHA-512 is wrong for passwords, and how to verify…

  

• Generate a SHA 256 Hash of a File on Windows in Browser

  Published 2026-10-01

  Need a SHA 256 file hash on Windows? Use the SHA256 Hash Generator in any browser to compute the digest locally and verify your download integrity.

  

• BCC Checksum Free No Sign Up: Get the Value in Browser

  Published 2026-10-01

  Get a BCC checksum free with no signup or install. The Checksum Calculator shows explicit XOR-8 BCC, Modbus LRC, and byte-sum results locally in your browser.

  

• Caesar Cipher Decoder Free: Use It Without Signing Up

  Published 2026-10-01

  Decode or encode a Caesar shift in seconds with this free Caesar Cipher Decoder. No sign up, no install, no upload — pick a shift from 0 to 25 right in your…

  

• Binary to Text on Mac Without Using Terminal

  Published 2026-10-01

  Convert binary to text on Mac without opening Terminal. Use the Binary To Text tool in Safari or Chrome to decode 0s and 1s into UTF-8 characters locally in…

  

• Convert a File to UTF-8 from Notepad++ Without Guesswork

  Published 2026-09-30

  Convert a file to UTF-8 from Notepad++ with explicit source encoding, validated decoding, and BOM-free output. A step-by-step file workflow that prevents…

  

• Generate an RSA Key for GitHub Without OpenSSL

  Published 2026-09-30

  Generate an RSA key for GitHub workflows without OpenSSL. Create a 2048- or 3072-bit RSA-OAEP pair with SHA-256 and export SPKI and PKCS#8 PEM locally.

  

• Plan the Steps to Use a ROT47 Encoder Decoder

  Published 2026-09-30

  Plan the steps to use a ROT47 Encoder Decoder: prepare your text, run the 47-position printable-ASCII shift, and verify the result keeps spaces intact.

  

• ROT13 Decoder Example: What Changes and What Stays

  Published 2026-09-30

  Walk through clear ROT13 decoder example pairs showing exactly which ASCII letters rotate and which characters stay unchanged, then try the tool.

  

• Rail Fence Cipher Decoder Explained: The Zigzag Reversal

  Published 2026-09-30

  A rail fence cipher decoder rebuilds the zigzag: count rail lengths, refill rows, and restore the original order locally in your browser.