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<ol class="chapter"><li class="chapter-item expanded affix "><a href="intro.html">Table of Contents</a></li><li class="chapter-item expanded affix "><a href="about.html">About</a></li><li class="chapter-item expanded "><a href="algorithms.html"><strong aria-hidden="true">1.</strong> Algorithms</a></li><li><ol class="section"><li class="chapter-item expanded "><a href="algorithms/randomness.html"><strong aria-hidden="true">1.1.</strong> Generate Random Values</a></li><li class="chapter-item expanded "><a href="algorithms/sorting.html"><strong aria-hidden="true">1.2.</strong> Sort a Vector</a></li></ol></li><li class="chapter-item expanded "><a href="cli.html"><strong aria-hidden="true">2.</strong> Command Line</a></li><li><ol class="section"><li class="chapter-item expanded "><a href="cli/arguments.html"><strong aria-hidden="true">2.1.</strong> Argument Parsing</a></li><li class="chapter-item expanded "><a href="cli/ansi_terminal.html"><strong aria-hidden="true">2.2.</strong> ANSI Terminal</a></li></ol></li><li class="chapter-item expanded "><a href="compression.html"><strong aria-hidden="true">3.</strong> Compression</a></li><li><ol class="section"><li class="chapter-item expanded "><a href="compression/tar.html"><strong aria-hidden="true">3.1.</strong> Working with Tarballs</a></li></ol></li><li class="chapter-item expanded "><a href="concurrency.html"><strong aria-hidden="true">4.</strong> Concurrency</a></li><li><ol class="section"><li class="chapter-item expanded "><a href="concurrency/threads.html"><strong aria-hidden="true">4.1.</strong> Explicit Threads</a></li><li class="chapter-item expanded "><a href="concurrency/parallel.html"><strong aria-hidden="true">4.2.</strong> Data Parallelism</a></li></ol></li><li class="chapter-item expanded "><a href="cryptography.html" class="active"><strong aria-hidden="true">5.</strong> Cryptography</a></li><li><ol class="section"><li class="chapter-item expanded "><a href="cryptography/hashing.html"><strong aria-hidden="true">5.1.</strong> Hashing</a></li><li class="chapter-item expanded "><a href="cryptography/encryption.html"><strong aria-hidden="true">5.2.</strong> Encryption</a></li></ol></li><li class="chapter-item expanded "><a href="data_structures.html"><strong aria-hidden="true">6.</strong> Data Structures</a></li><li><ol class="section"><li class="chapter-item expanded "><a href="data_structures/bitfield.html"><strong aria-hidden="true">6.1.</strong> Bitfield</a></li></ol></li><li class="chapter-item expanded "><a href="database.html"><strong aria-hidden="true">7.</strong> Database</a></li><li><ol class="section"><li class="chapter-item expanded "><a href="database/sqlite.html"><strong aria-hidden="true">7.1.</strong> SQLite</a></li><li class="chapter-item expanded "><a href="database/postgres.html"><strong aria-hidden="true">7.2.</strong> Postgres</a></li></ol></li><li class="chapter-item expanded "><a href="datetime.html"><strong aria-hidden="true">8.</strong> Date and Time</a></li><li><ol class="section"><li class="chapter-item expanded "><a href="datetime/duration.html"><strong aria-hidden="true">8.1.</strong> Duration and Calculation</a></li><li class="chapter-item expanded "><a href="datetime/parse.html"><strong aria-hidden="true">8.2.</strong> Parsing and Displaying</a></li></ol></li><li class="chapter-item expanded "><a href="development_tools.html"><strong aria-hidden="true">9.</strong> Development Tools</a></li><li><ol class="section"><li class="chapter-item expanded "><a href="development_tools/debugging.html"><strong aria-hidden="true">9.1.</strong> Debugging</a></li><li><ol class="section"><li class="chapter-item expanded "><a href="development_tools/debugging/log.html"><strong aria-hidden="true">9.1.1.</strong> Log Messages</a></li><li class="chapter-item expanded "><a href="development_tools/debugging/config_log.html"><strong aria-hidden="true">9.1.2.</strong> Configure Logging</a></li></ol></li><li class="chapter-item expanded "><a href="development_tools/versioning.html"><strong aria-hidden="true">9.2.</strong> Versioning</a></li><li class="chapter-item expanded "><a href="development_tools/build_tools.html"><strong aria-hidden="true">9.3.</strong> Build Time Tooling</a></li></ol></li><li class="chapter-item expanded "><a href="encoding.html"><strong aria-hidden="true">10.</strong> Encoding</a></li><li><ol class="section"><li class="chapter-item expanded "><a href="encoding/strings.html"><strong aria-hidden="true">10.1.</strong> Character Sets</a></li><li class="chapter-item expanded "><a href="encoding/csv.html"><strong aria-hidden="true">10.2.</strong> CSV processing</a></li><li class="chapter-item expanded "><a href="encoding/complex.html"><strong aria-hidden="true">10.3.</strong> Structured Data</a></li></ol></li><li class="chapter-item expanded "><a href="errors.html"><strong aria-hidden="true">11.</strong> Error Handling</a></li><li><ol class="section"><li class="chapter-item expanded "><a href="errors/handle.html"><strong aria-hidden="true">11.1.</strong> Handle Error Variants</a></li></ol></li><li class="chapter-item expanded "><a href="file.html"><strong aria-hidden="true">12.</strong> File System</a></li><li><ol class="section"><li class="chapter-item expanded "><a href="file/read-write.html"><strong aria-hidden="true">12.1.</strong> Read & Write</a></li><li class="chapter-item expanded "><a href="file/dir.html"><strong aria-hidden="true">12.2.</strong> Directory Traversal</a></li></ol></li><li class="chapter-item expanded "><a href="hardware.html"><strong aria-hidden="true">13.</strong> Hardware Support</a></li><li><ol class="section"><li class="chapter-item expanded "><a href="hardware/processor.html"><strong aria-hidden="true">13.1.</strong> Processor</a></li></ol></li><li class="chapter-item expanded "><a href="mem.html"><strong aria-hidden="true">14.</strong> Memory Management</a></li><li><ol class="section"><li class="chapter-item expanded "><a href="mem/global_static.html"><strong aria-hidden="true">14.1.</strong> Global Static</a></li></ol></li><li class="chapter-item expanded "><a href="net.html"><strong aria-hidden="true">15.</strong> Network</a></li><li><ol class="section"><li class="chapter-item expanded "><a href="net/server.html"><strong aria-hidden="true">15.1.</strong> Server</a></li></ol></li><li class="chapter-item expanded "><a href="os.html"><strong aria-hidden="true">16.</strong> Operating System</a></li><li><ol class="section"><li class="chapter-item expanded "><a href="os/external.html"><strong aria-hidden="true">16.1.</strong> External Command</a></li></ol></li><li class="chapter-item expanded "><a href="science.html"><strong aria-hidden="true">17.</strong> Science</a></li><li><ol class="section"><li class="chapter-item expanded "><a href="science/mathematics.html"><strong aria-hidden="true">17.1.</strong> Mathematics</a></li><li><ol class="section"><li class="chapter-item expanded "><a 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Expressions</a></li><li class="chapter-item expanded "><a href="text/string_parsing.html"><strong aria-hidden="true">18.2.</strong> String Parsing</a></li></ol></li><li class="chapter-item expanded "><a href="web.html"><strong aria-hidden="true">19.</strong> Web Programming</a></li><li><ol class="section"><li class="chapter-item expanded "><a href="web/scraping.html"><strong aria-hidden="true">19.1.</strong> Extracting Links</a></li><li class="chapter-item expanded "><a href="web/url.html"><strong aria-hidden="true">19.2.</strong> URL</a></li><li class="chapter-item expanded "><a href="web/mime.html"><strong aria-hidden="true">19.3.</strong> Media Types</a></li><li class="chapter-item expanded "><a href="web/clients.html"><strong aria-hidden="true">19.4.</strong> Clients</a></li><li><ol class="section"><li class="chapter-item expanded "><a href="web/clients/requests.html"><strong aria-hidden="true">19.4.1.</strong> Making Requests</a></li><li class="chapter-item expanded "><a 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<h1><a class="header" href="#cryptography" id="cryptography">Cryptography</a></h1>
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<table><thead><tr><th>Recipe</th><th>Crates</th><th>Categories</th></tr></thead><tbody>
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<tr><td><a href="cryptography/hashing.html#calculate-the-sha-256-digest-of-a-file">Calculate the SHA-256 digest of a file</a></td><td><a href="https://briansmith.org/rustdoc/ring/"><img src="https://badge-cache.kominick.com/crates/v/ring.svg?label=ring" alt="ring-badge" /></a> <a href="https://docs.rs/data-encoding/"><img src="https://badge-cache.kominick.com/crates/v/data-encoding.svg?label=data-encoding" alt="data-encoding-badge" /></a></td><td><a href="https://crates.io/categories/cryptography"><img src="https://badge-cache.kominick.com/badge/cryptography--x.svg?style=social" alt="cat-cryptography-badge" /></a></td></tr>
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<tr><td><a href="cryptography/hashing.html#sign-and-verify-a-message-with-hmac-digest">Sign and verify a message with an HMAC digest</a></td><td><a href="https://briansmith.org/rustdoc/ring/"><img src="https://badge-cache.kominick.com/crates/v/ring.svg?label=ring" alt="ring-badge" /></a></td><td><a href="https://crates.io/categories/cryptography"><img src="https://badge-cache.kominick.com/badge/cryptography--x.svg?style=social" alt="cat-cryptography-badge" /></a></td></tr>
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<tr><td><a href="cryptography/encryption.html#salt-and-hash-a-password-with-pbkdf2">Salt and hash a password with PBKDF2</a></td><td><a href="https://briansmith.org/rustdoc/ring/"><img src="https://badge-cache.kominick.com/crates/v/ring.svg?label=ring" alt="ring-badge" /></a> <a href="https://docs.rs/data-encoding/"><img src="https://badge-cache.kominick.com/crates/v/data-encoding.svg?label=data-encoding" alt="data-encoding-badge" /></a></td><td><a href="https://crates.io/categories/cryptography"><img src="https://badge-cache.kominick.com/badge/cryptography--x.svg?style=social" alt="cat-cryptography-badge" /></a></td></tr>
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