pwdhash | Go package for securely hashing passwords | Hashing library
kandi X-RAY | pwdhash Summary
kandi X-RAY | pwdhash Summary
pwdhash is a Go package for securely hashing passwords and for checking plaintext password guesses against a hashed password. This package uses the PBKDF2 key derivation algorithm with HMAC variant in combination with a supplied hash function and cryptographically-secure, randomly-generated salt to achieve secure password hashing. Note that while alternatives, such as bcrypt and scrypt, do exist, PBKDF2 is considered appropriate and secure for password hashing if used correctly (ie: appropriately high cost factor, secure hashing algorithm, unique salt per password).
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Top functions reviewed by kandi - BETA
- validateHashFormat checks if the encoded password is valid
- GenerateFromPassword is used to generate a key derived from a password .
- CompareHashAndPassword returns an error if the password matches the password provided
- Decode base64 encoded bytes
- Cost extracts the cost
- GenerateSalt returns a random salt
- encode base64
- Error implements the error interface for InvalidCost .
pwdhash Key Features
pwdhash Examples and Code Snippets
Community Discussions
Trending Discussions on pwdhash
QUESTION
I am having trouble creating a working login system for my website, I have tried my best to follow along with a YouTube video from Dani Krossing, (link here: https://www.youtube.com/watch?v=gCo6JqGMi30 ). When I attempt to login it saying Incorrect Password, now I know what you guys are thinking, but no, the Password is right, it's "123" (real secure I know). I've tried many things but I feel like it has to do with the password hashing. Here is what I have so far:
Login Page
...ANSWER
Answered 2021-Jan-09 at 07:55it will not work because I think your function does not return anything. Your function uidExists :
QUESTION
This query does not work
...ANSWER
Answered 2020-Oct-02 at 09:31What you want cannot be done in DSQL, and in PSQL this would at least be a syntax error, because you aren't terminating statements.
However, you don't need separate statements for this, you can do inline the query
QUESTION
SET TERM ^ ;
CREATE TRIGGER ADDPWDHASHHISTORY FOR USERS ACTIVE
AFTER INSERT OR UPDATE POSITION 3
AS
BEGIN
INSERT INTO USERSPWDHASHHISTORY
(id,
USERID,
FIO,
PWDHASH,
ATTIME)
values (gen_id(GEN_PWDHASHHIS_ID,1) , new.id, new.fio, new.pwdhash, CURRENT_TIMESTAMP);
END^
SET TERM ; ^
...ANSWER
Answered 2020-Oct-01 at 08:38A trigger on insert or update will fire for any insert or update on the table. If you want to have conditional behaviour on specific fields, you will need to do that in the trigger body.
In this case, you will need to do something like:
QUESTION
I got a problem since a couple of days about password_verify(). I didn't notice it before failing when entering the password in my url.
To explain, I am developing a webservice and to authenticate I need to use password and ID in my request URL.
This is my code
...ANSWER
Answered 2020-Jul-23 at 11:44Ok guys i just found out the answer to my problem.
I wasn't watching the whole process of creating an account and I should have done that because I just saw that the function used is crypt() and (I don't know why) it didn't work well with previous salt and hashed password.
I tried to switch to the function I showed you which is password_hash() and it worked better !
Thanks you all guys for helping me I appreciate.
QUESTION
I wrote an app named as credentials
.
models, serializers and views are :
models.py
:
ANSWER
Answered 2019-Nov-23 at 14:03Set __str__
method on Users
:
QUESTION
So basically I have a stored procedure which is able to decrypt the password and return 1 if user exists. Here is the code:
...ANSWER
Answered 2019-Oct-19 at 10:02Actually what you got is a stored procedure that does hashes the entered password for the user with same salt as it did when the original password was entered. If those 2 matches, then you get an 1 otherwise a 0 as a return value.
So in the HTTP_POST method of your MVC controller you just need to call that stored procedure with the user name and password from the bound model and based on the result you need to redirect to the appropriate success/error page.
You will probably use entity framework, so here's how to execute that SQL: https://www.learnentityframeworkcore.com/raw-sql
QUESTION
I am trying to write a login module that searches a .csv file for the entered username. If it finds the username it will the take the entered password and pass it through a function to verify it (the password is salted and hashed before being saved into the .csv file).
I ran the below code running through tests for the desired results for username that's in the list and correct password, username that is not in the list, username that is in the list and incorrect password.
...ANSWER
Answered 2019-Aug-08 at 03:53The bug is this line
for field in row:
You are checking the username and password for each field in each row. Since you have two fields ('username' and 'password') in each row, it executes twice.
The fix is:
QUESTION
I'm trying to get PHP to insert POST data from my html form into my SQL Server 2018 on a local machine. I looked at php documentation and follow it but i still don't get it why the code is producing an error. The table name that i'm inserting the data to is called "USER". Can anyone look at my code and tell me what's wrong?
I have looked various sources including PHP.net and stack overflow for solution but doesn't help me in solving my problem.
PHP script:
...ANSWER
Answered 2019-Jul-05 at 05:42I just found out 1 min later after posting the questions. "User" is a Reserved Keywords in SQL Server. Once i changed my table name to USERNAME then it works!!
QUESTION
I am currently coding a function that inserts a user into a database, and I need it to return a promise with the type of a User class I made:
...ANSWER
Answered 2019-Mar-10 at 17:27To fix this issue, I returned the whole hash function as well
QUESTION
I was trying to get a hashed password following the code in here. From it, i'm only using, at the moment, the code for the salt
method, the hash
method and isExpectedPassword
method.
I get my password from a text field:
...ANSWER
Answered 2018-Dec-07 at 00:43The problem is you are wiping out password. when you hash the password you wipe out the char array fill it with blanks this clears passCharArray
. When you pass it the second time it's basically checking the hash of the password versus the hash of a blank array. and those definitely do not match.
In a real case you will get salt and hashed password from a db or some other source. The incoming version will not be hashed, and thus cleared, until passed to isExpectedPassword
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