mathematics

List of PBKDF2 implementations

List of PBKDF2 implementations is a mathematics topic covered in the lgStudy science library. This page brings together a partial reference excerpt, illustrations, worked examples, real-world applications and a short study plan, so you can understand List of PBKDF2 implementations rather than just read about it. In short: List of software that implements or uses the PBKDF2 key derivation standard. Implementations wolfSSL Libgcrypt Bash implementation Crypto-JS Javascript implementation openssl's C implementation OpenBSD's C implementation PolarSSL's C implementation CyaSSL's C implementation ActionScript 3.0 implementation .NET Framework's implementation Delphi/Free Pascal implementation Erlang implementation Go implementation PBKDF2…

Key takeaways

List of PBKDF2 implementations belongs to mathematics; place it in that map before memorising details.
Learn the definition first, then one example that makes the definition concrete.
Connect List of PBKDF2 implementations to a quantity you can measure, compute or draw — that is where exam questions come from.
Reproduce the core statement of List of PBKDF2 implementations from memory before moving on to harder problems.

Reference excerpt

List of software that implements or uses the PBKDF2 key derivation standard.

Implementations wolfSSL Libgcrypt Bash implementation Crypto-JS Javascript implementation openssl's C implementation OpenBSD's C implementation PolarSSL's C implementation CyaSSL's C implementation ActionScript 3.0 implementation .NET Framework's implementation Delphi/Free Pascal implementation Erlang implementation Go implementation PBKDF2 for Haxe JavaScript implementations slow, less slow, fast Archived 2013-03-30 at the Wayback Machine, benchmark Archived 2015-12-22 at the Wayback Machine Java implementation (PBKDF2WithHmacSHA256) Python implementation Python standard library Perl implementation (large), (small), (tiny), Native Perl Implementation – no dependency hell Ruby's standard library Ruby implementation Rust implementation REBOL2 implementation PHP implementations: native (added in v5.5.0), pure PHP implementation Scala implementation Common Lisp implementation (Ironclad) Web Cryptography API

Systems that use PBKDF2 GNU GRUB to protect the bootloader password Wi-Fi Protected Access (WPA and WPA2) used to secure Wi-Fi wireless networks Microsoft Windows Data Protection API (DPAPI) OpenDocument encryption used in OpenOffice.org WinZip's AES Encryption scheme. Keeper for password hashing. LastPass for password hashing. 1Password for password hashing. Enpass for password hashing. Dashlane for password hashing. Bitwarden for password hashing. Apple's iOS mobile operating system, for protecting user passcodes and passwords. Mac OS X Mountain Lion for user passwords The Django web framework, as of release 1.4. The Odoo ERP platform The MODX content management framework, as of version 2.0. The encryption and decryption schema of Zend Framework, to generate encryption and authentication keys. Cisco IOS and IOS XE Type 4 password hashes Firefox Sync for client-side password stretching

Disk encryption software Filesystem encryption in the Android operating system, as of version 3.0. FileVault (Mac OS X) from Apple Computer FreeOTFE (Windows and Pocket PC PDAs); also supports mounting Linux (e.g. LUKS) volumes under Windows LUKS (Linux Unified Key Setup) (Linux) TrueCrypt (Windows, Linux, and Mac OS X) VeraCrypt (Windows, Linux, FreeBSD, and Mac OS X) CipherShed (Windows, Linux, and Mac OS X) GEOM ELI module for FreeBSD EncFS (Linux, FreeBSD and Mac OS X) since v1.5.0 GRUB2 (boot loader)

References

Worked examples

Example 1 — a first encounter with List of PBKDF2 implementations

Start with the simplest possible case. Write down what List of PBKDF2 implementations claims or describes in one sentence, then invent the smallest concrete situation in which that sentence is true. In mathematics, the smallest case is usually a single object, a single equation or a single measurement. Check that every symbol or term in your sentence has a meaning in that case.

Example 2 — changing one variable

Take the situation from Example 1 and change exactly one quantity: double it, halve it, or set it to zero. Predict what should happen to List of PBKDF2 implementations before you calculate. Comparing your prediction with the result is the fastest way to find out whether you understand the idea or only the words.

Example 3 — an exam-style question

Typical questions about List of PBKDF2 implementations ask you to (a) state it precisely, (b) apply it to given data, and (c) explain a limitation. Practise writing all three answers in under five minutes; the third part is what separates a full-mark answer from an average one.

Applications of List of PBKDF2 implementations

In research: List of PBKDF2 implementations appears in mathematics research whenever the underlying quantities have to be modelled precisely. Papers usually cite it as a starting assumption and then explore where it breaks down.
In technology and industry: Engineering practice reuses List of PBKDF2 implementations in design rules, simulations and safety margins. Knowing the idea lets you read a specification sheet and understand why the numbers look the way they do.
In the classroom: List of PBKDF2 implementations is common in secondary-school and first-year university syllabi. It links to neighbouring topics Key derivation functions, Lists of software, so understanding it makes those chapters shorter.
In everyday life: Look for List of PBKDF2 implementations outside the textbook — in sport, cooking, traffic, electronics or the sky above you. An example you found yourself is remembered far longer than one you were given.

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How to study List of PBKDF2 implementations in 20 minutes

Read the reference excerpt below once, without taking notes.
Close the page and write down what List of PBKDF2 implementations means in your own words.
Compare your version with the excerpt and mark what you missed.
Work through the three examples above with pen and paper.
Explain List of PBKDF2 implementations out loud to somebody else — or to Teacher Smith in the lgStudy chat.

Frequently asked questions

What is List of PBKDF2 implementations in simple terms?

List of software that implements or uses the PBKDF2 key derivation standard. Implementations wolfSSL Libgcrypt Bash implementation Crypto-JS Javascript implementation openssl's C implementation OpenBSD's C implementation PolarSSL's C implementation CyaSSL's C implementation ActionScript 3.0 impleme…

Why does List of PBKDF2 implementations matter?

Because it connects several mathematics ideas at once: it gives you a definition you can apply, a quantity you can calculate, and a way to check whether a result is plausible.

How should I study List of PBKDF2 implementations?

Read the excerpt, restate it from memory, then work through the examples and applications listed on this page. The five-step study plan above takes about twenty minutes.

What does this page cover?

It gives you a compact reference excerpt plus original lgStudy explanations, examples, applications and study material on List of PBKDF2 implementations.