Skip to main content
Search type Search syntax
Tags [tag]
Exact "words here"
Author user:1234
user:me (yours)
Score score:3 (3+)
score:0 (none)
Answers answers:3 (3+)
answers:0 (none)
isaccepted:yes
hasaccepted:no
inquestion:1234
Views views:250
Code code:"if (foo != bar)"
Sections title:apples
body:"apples oranges"
URL url:"*.example.com"
Saves in:saves
Status closed:yes
duplicate:no
migrated:no
wiki:no
Types is:question
is:answer
Exclude -[tag]
-apples
For more details on advanced search visit our help page
Results tagged with
Search options not deleted user 35158

Specific to the security of passwords: hashing, entropy, cracking, resets, lockouts, etc.

0 votes

In addition to using strong hash algorithms, what is a good "password requirement"?

People who don't care are going to have weak passwords regardless. … Passwords must be viewed by the customer as an opportunity to secure themselves from a largely insecure internet. You can't do it for them. …
Andrew Hoffman's user avatar
1 vote

Are efforts being made to bring about password standards?

But how do I remember all of these random, long, unique garblygoop passwords??? You don't. Use a password manager! …
Andrew Hoffman's user avatar
0 votes

Storing the password database on offline server

If you stored your passwords in their own schema (pass.passwords instead of dbo.passwords), you could restrict access to the pass schema to whatever you would like. … Technically applications don't necessarily need to access the tables where passwords are stored, but they do need the salts, which aren't a secret anyways. …
Andrew Hoffman's user avatar
2 votes
Accepted

How to deal with password schemes that can produce weak passwords?

Well, in the example you gave, that is like me setting my password manager to generate a random password of length 8 with no restrictions to the alphabet used, and it producing 'password' as a result. …
Andrew Hoffman's user avatar
57 votes

Why must I have a "strong" password for sites like this?

Some celebrities with really weak passwords had their passwords guessed. But the headlines will still read that Apple's cloud got hacked. … And that is why you don't allow users to use really weak passwords. …
Andrew Hoffman's user avatar
0 votes

Storing random initial (one-time) passwords in plain text

Ideally you wouldn't need to store it, after email generation you should be able to discard it. I wouldn't be too terribly concerned. If the email is lost or deleted before account creation is finali …
Andrew Hoffman's user avatar
25 votes
7 answers
6k views

At what length does a password stop making sense?

I'm going to recommend that our users start using a password manager and start creating strong random passwords. Though I don't know what size of a password to recommend. … I want them to have passwords that are strong, random, and long enough so that even if the hashed password table were stolen, that no brute-force or rainbow attack will ever* be able to guess it. …
Andrew Hoffman's user avatar
1 vote
1 answer
201 views

When is it appropriate to challenge with a secret word?

Lets say a secret word is say, the name of your first pet. Mother's maiden name is also a common one. When does it make sense to challenge the user with this? Or, what actions should be secured by a …
Andrew Hoffman's user avatar
4 votes
1 answer
214 views

Would siloing passwords into their own locked down schema improve security?

Assuming that hackers steal passwords by logging into the DB with application or admin users, what about putting passwords into it's own schema with air-tight privs? …
Andrew Hoffman's user avatar
1 vote

In what situations can a hacker try to break passwords millions of times?

When they hack a website and 'data dump' a password table they now have access to all of the hashed passwords. This gives the opportunity to bruteforce attack. …
Andrew Hoffman's user avatar
1 vote

Security of a Random Password

I use a password manager and use passwords of length 22 (why 22?) or however long they'll let me. … I still get around to changing my passwords when I can remember to. …
Andrew Hoffman's user avatar
1 vote

Can you have Secure encryption with a backdoor, and still be secure?

It isn't unheard of. Goldkey is a product that has a hierarchy of grandmaster, master, and normal. I'm not sure this is necessarily a back door, as the intention is that a department member can't acc …
Andrew Hoffman's user avatar
4 votes

Is an 80 bit password good enough for all practical purposes?

I think so, but its important to understand true entropy when it comes to how computers brute force. A word in the dictionary in any language can be thought of as a character, similar to a chinese ch …
Andrew Hoffman's user avatar
1 vote

One Less Password

I commend their effort to make the internet a safer and easier place to navigate. The centralization risk is no different than with any other password manager in that if the password vault is comprom …
Andrew Hoffman's user avatar
1 vote

In two step authentication, should I check step 1 before proceeding to step 2 or check both ...

Typically a multifactor challenge happens either after password authentication or at the same time. I don't think telling your customers what went wrong during login is going to hurt your security so …
Andrew Hoffman's user avatar

15 30 50 per page