19 / security —Password Generator

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Entropy

  • 40 bits — weak (seconds to crack)
  • 60 bits — fair (hours)
  • 80 bits — strong (years)
  • 100+ bits — very strong

Formula: log2(charset_size) × length

related
01 / encoding

UUID Generator

Generate UUIDs in v1, v4, v5 and v7 versions.

02 / encoding

Base64 Encode / Decode

Encode and decode Base64 strings.

03 / encoding

URL Encoder / Decoder

Percent-encode and decode URLs.

04 / hash

MD5 Hash Generator

Generate MD5 hash from any text.

05 / hash

SHA Hash Generator

Generate SHA-1, SHA-256 and SHA-512 hashes.

06 / encoding

HTML Escape / Unescape

Escape and unescape HTML entities.

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