Is Xkcd right about password strength?

The Math. The mathematics in the xkcd comic is correct, and it’s not going to change. For passwords I need to type and remember I use a python script that generates xkcd style passwords that are truly random. I have a dictionary of 2^11 (2048) common, easy to spell, English words.

Is Correcthorsebatterystaple a good password?

We all know that complexity and length make for good passwords, but much has been made of combining dictionary words to make long passwords. …

What is a Diceware password?

Diceware is a method for creating passphrases, passwords, and other cryptographic variables using ordinary dice as a hardware random number generator. For each word in the passphrase, five rolls of a six-sided die are required. By generating several words in sequence, a lengthy passphrase can be constructed randomly.

How do I create a secure memorable password?

Find a Memorable Base Password

  1. Choose Random Words From the Dictionary. This might be the best way to make up a secure base password because random words are harder for other people to guess.
  2. Think of a Line From a Song.
  3. Use a Line From Your Favorite Book.
  4. Describe Something Around You.
  5. Create Your Own Phonetic Alphabet.

Why is Xkcd called xkcd?

Meaning of “xkcd”[edit] It’s not actually an acronym. It’s just a word with no phonetic pronunciation — a treasured and carefully-guarded point in the space of four-character strings. According to the xkcd FAQ, the name “xkcd” doesn’t stand for anything.

What are the NIST password standards?

The NIST guidelines require that passwords be salted with at least 32 bits of data and hashed with a one-way key derivation function such as Password-Based Key Derivation Function 2 (PBKDF2) or Balloon. The function should be iterated as much as possible (at least 10,000 times) without harming server performance.

Are passphrases better than passwords?

So why is passphrase better than passwords? Passphrases are easier to remember than a random of symbols and letters combined together. It would be easier to remember a phrase from your favorite song or your favorite quotation than to remember a short but complicated password.

What is an example of a passphrase?

As mentioned above, a passphrase is a collection of common words combined together randomly into a phrase. Remember, an example of a passphrase is something like preachy glutton legislate shorter monsoon author. The best passwords are ones that are 1) easy for you to remember and 2) hard for hackers to crack.

What is Python xkcd?

A Python interface to xkcd.com This is a Python library for accessing and retrieving links to comics from the xkcd webcomic by Randall Munroe. It is NOT endorsed or made by him, it’s an entirely independent project. Comic metadata can be queried and the comics themselves can be downloaded onto your local system.

How do you write xkcd?

For those of us pedantic enough to want a rule, here it is: The preferred form is “xkcd”, all lower-case. In formal contexts where a lowercase word shouldn’t start a sentence, “XKCD” is an okay alternative. “Xkcd” is frowned upon.

How can I generate a password on xkcd?

The button below will generate a random phrase consisting of four common words. According to yesterday’s xkcd strip, such phrases are hard to guess (even by brute force), but easy to remember, making them interesting password choices. gain pilot neck better

How does the xkcd password strength comic work?

The comic illustrates the relative strength of passwords assuming basic knowledge of the system used to generate them. A set of boxes is used to indicate how many bits of entropy a section of the password provides. The comic is laid out with 6 panels arranged in a 3×2 grid.

Is the math in the xkcd comic correct?

The mathematics in the xkcd comic is correct, and it’s not going to change. For passwords I need to type and remember I use a python script that generates xkcd style passwords that are truly random. I have a dictionary of 2^11 (2048) common, easy to spell, English words.

Is the xkcd scheme no longer good advice?

Modern password crackers combine different words from their dictionaries: […] This is why the oft-cited XKCD scheme for generating passwords — string together individual words like “correcthorsebatterystaple” — is no longer good advice. The password crackers are on to this trick.

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