The functions performed by the person or processes responsible for security of passwords on a given system.

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0
votes
1answer
44 views

Storing and reading user's credentials on their machine

I am writing a (third-party) client for a game, and one feature that I would like this client to have is the ability to automatically log into the game using credentials previously entered. The ...
5
votes
2answers
812 views

Is there a risk in sending the username in a password reset email?

We're using a CMS that has a password reset function that works according to best practices out of the box. Passwords are stored as salted hashes Forgot Password works like this: User enters ...
1
vote
1answer
34 views

Password manager login with compromised certificates

This morning I booted my work laptop as usual and logged in to Windows, then my password manager (Dashlane, if it makes a difference) as usual. Opening up Chrome and browsing to a site with HTTPS ...
2
votes
1answer
113 views

How can Windows 10 not have the password in memory?

I have read that Windows 10 does not hold the password in memory from the creator of mimikatz: Starting with 8.x and 10, by default, there is no password in memory. Exceptions: When ...
17
votes
2answers
2k views

Should password reset tokens be hashed when stored in a database?

Passwords are hashed so that if someone gains access to a database of passwords then they won't know what the actual passwords are and so they can't log in. If I can get a valid password reset token ...
5
votes
1answer
475 views

Regarding Windows password and Chrome's 'Remember password' Feature

Google Chrome browser helps in password management by prompting users to remember their passwords for the websites. These saved passwords can be accessed from the browsers "settings" menu, and to do ...
-4
votes
1answer
81 views

If I am an admin of a WiFi router can I learn the password when it gets change by other admin? [closed]

I have a Huawei WS319 router. The admin password is known to me and my friend. Is there any way to learn WiFi password (through automatic notification) if it gets changed in the future, given that I ...
38
votes
10answers
7k views

How can I securely check if a username exists?

I'm working on the onboarding functionality of my web app and at some point I'm asking a new user to choose a username. When the user gets to this point, I have his/her email and a cellphone number ...
18
votes
6answers
3k views

Why do we ask for a user's existing password when changing their password?

In a web applications context, when a user wants to change their current password, generally they would have to enter their current password first. However at this point, the user has already been ...
19
votes
5answers
4k views

How to tell if a webapp transmits my password in cleartext?

I am trying to see if a webapp transmit password in some form of cleartext. The problem is that the web app is NOT using https! This is why I wondering is my passwords is sent in clear text. I've ...
13
votes
1answer
3k views

Should I hash my passwords even if I am only allowed to generate limited traffic?

At this moment I'm busy working on an webapp with a friend of mine. The main problem we have is that we are only allowed to generate 50 GB a month in datatraffic. My question is: Does hashing the ...
7
votes
3answers
269 views

How to securely store and manage one-time backup codes for 2FA?

I am already using 31 services with 2nd factor authentication and the number is growing. In addition to having multiple authentication devices, I decided for or had to generate a separate set of ...
1
vote
3answers
130 views

Storing passwords in Confluence vs a password manager

My SysOP team is using a page in Confluence for sharing the passwords of common accounts. I suggested them to use a password manager, but now thinking... is there any benefit? The Confluence page is ...
44
votes
4answers
3k views

How to implement “forgot password” functionality?

For my project I need a "change password" functionality. I am not quite sure how to implement this kind of functionality yet so I was hoping to find some "best practice" on the internet but couldn't ...
-4
votes
0answers
36 views

How can secure passwords stored in password managers be entered on mobile apps?

People who know the most about computer security suggest using password managers to log into websites. This allows people to have a different secure password for every website they use. Most of these ...
-4
votes
1answer
69 views

maximum reasonable password length [duplicate]

I often register at different sites and I generate password for every one. What length should I use? What is the maximum reasonable password length? 10, 50, 100 characters?
1
vote
2answers
416 views

How to store the access token / password reset token in the database?

I have an access code that is sent to users so that they can access the site in one-click. From terms of access it's very similar to the password reset url, so I assume the same assumptions apply. ...
-1
votes
1answer
145 views

How can this encryption algorithm be improved?

I am currently developing an application to store my passwords safely. It will be a proof-of-concept at first, but I am planning to upgrade it later. Anyway, here is how the passwords are accessed: ...
1
vote
1answer
39 views

Is there a functional difference between `chage -M 99999`and `chage -M -1`on Linux?

My group just requested a security scan on some of our development systems and were informed that a number of system type accounts were insecure because the password did not have a maximum time limit. ...
0
votes
1answer
71 views

Inadvertent clickjacking on page causes LastPass login dialog to appear.

I like the idea of password managers but have become leery of the way they interact with browsers (especially given the recent "LostPass" exploit). Today I found that viewing a certain page with ...
5
votes
2answers
4k views

Password management in Firefox, Chrome and Safari

I just read a couple of very interesting discussions on Chrome password security strategy. Chrome’s insane password security strategy Showing stored passwords - Tim Berners-Lee The following is how ...
6
votes
1answer
676 views

Gmail lets me use my old password

My university's email works through Gmail and I can log on to it either through my uni's website or in Gmail. I recently changed my password and I use it to log in to the schools secure WiFi, school ...
2
votes
1answer
683 views

Why are lengthy passwords stronger than complex ones? [duplicate]

So all my life I've been listening to people tell me to make my password complex: upper case / lower case / numeric / symbols. Recently though I've been reading / seeing that length above all seems to ...
10
votes
3answers
1k views

An authoritative source for why you should NEVER give your password to anyone?

I know this might be a bit subjective, but it's based on this popular question here. Hopefully this is acceptable. The problem with that question and answer is that I can't send it to my boss and ...
2
votes
2answers
198 views

Secure copy-paste from phone to computer

Some computers on my university block the keepass application which I use as a password manager. I'm thinking of building a small web application + Android app which lets me securely copy a string ...
0
votes
0answers
20 views

Scheduled tasks that need domain admin privileges

I have a Windows 10 box that runs a whole bunch of Powershell scripts, some of those contain cmdlets that need to be run against a DC, or mail server, for eg. Get-ADComputer, and ...
0
votes
2answers
45 views

How to properly hash a key? big vs small digest

We have to roll (decommission) database access keys often, but it's important to know which key each system is using in order to avoid removing a key in use thus creating unavailability. We want each ...
0
votes
2answers
54 views

Replacing files with infected files on anonymous ftp server

I am creating a new question as i now have another question which was raised from a previous answered question post. What im trying to figure out is would this scenario be possible. I have an ...
2
votes
1answer
79 views

Is storing passwords encrypted with GnuPGP on an anonymous FTP server safe?

I would like some advice on a method of storing passwords to a database on my anonymous FTP server. Basically I have login details for a few trusted users to a database server stored in a text file ...
0
votes
3answers
39 views

How secure is it to use passwords consisting of one common part and one site specific prefix? [duplicate]

One of the greatest problems with passwords is having to remember different passwords for different sites. Some people use password managers, others use the password reset link every time they want to ...
4
votes
0answers
85 views

What are the recommended scrypt cost factors for 2016?

I've been trying to look for the answer, but the latest one I found was outdated by three years. So what are the recommended scrypt cost factors for 2016?
2
votes
3answers
2k views

Centralized local hosted web based password manager

In our company we have more than 100 employers and everyone use several online applications daily. To access all of this sites they need a password which was now stored very insecurely. so I'm ...
0
votes
0answers
44 views

Does an account with a !! /etc/shadow entry have to still expire?

Currently where I work, our password policy is set at 84 days. This is set in our login.defs on all of our Linux machines. We have policies that are set around PCI DSS 3.1 and the like, this goes for ...
-1
votes
0answers
65 views

Is it more secure to always download app/update iOS via iTunes in PC/Mac instead of in iPhone directly?

Is it more secure to always download ipa and then sync iPhone/download update by iTunes instead of downloading them in iPhone directly? Because I think it allows me to never enter my apple account ...
1
vote
1answer
87 views

Should VPN passwords be stored in plaintext?

I know nothing about setting up a VPN, but it happens that I use a VPN add-on for Firefox, and that the VPN provider stores the user password in plaintext. Last week I installed a VPN add-on for ...
1
vote
1answer
54 views

Powershell and cached credentials

In my environment we have powershell remoting off- I get around this using 2 hop scripts, packages(exe -no creds are stored in code- local privs only), and iwmi. I never pass creds to the endpoint, ...
36
votes
4answers
4k views

Avast AV could read Firefox saved passwords

My friend uses Firefox's built-in password manager feature to save passwords for sites. Later, after installing Avast Free Antivirus there was a feature called Passwords on the Avast UI. When accessed ...
62
votes
8answers
6k views

Is it OK to tell your password to your company's sysadmin?

I'm working in a small company (20 employees) as a senior software engineer. After having problems with my email, our newly employed IT administrator asked me to write my user password to someone in ...
-4
votes
1answer
483 views

Why don't we do dual password instead of forgot password?

You can see the link "Forgot Password?" nearby almost all login form. Since passwords are completely protected from outside access, I come up with this question. I accept that the forgot password ...
4
votes
4answers
121 views

Sending server-generated password by email

I'm implementing a system where our users need to enter a special (permanent) password to authorise a transaction. The password is separate to their login credentials, and they can only enter this ...
10
votes
2answers
949 views

Is there more to password hashing?

You have a plain text password and salt. The plain text password is assumed to be securely random and only known by the user and the salt is no secret and not necessarily unique but stored alongside ...
1
vote
4answers
98 views

How can I mitigate the risk of my wifi key being shared with strangers through apps?

Sometimes a guest asks for my wifi password, and I gladly give it to them. Sometimes that guest has a wifi sharing app, and said app shares the key with totally random strangers (I know there is some ...
6
votes
1answer
218 views

Should I change the password of my password manager regularly?

A password manager can store lots of sensitive information like passwords, pins and so on. To access this data, we should use a strong password/passphrase in order to protect our data. This password ...
24
votes
7answers
17k views

Should I use FileZilla?

Recently, an increasing number of people have started advising moving away from FileZilla. However, the only reason I can see for this is that FileZilla stores the connection information in a ...
-8
votes
4answers
146 views

Why shouldn't I store passwords in plaintext? [closed]

Why is it so important not to save passwords in plaintext? I think it is the same issue like authorizing a user on a RESTful webservice, where most developers claim: "Don't send your security token ...
1
vote
1answer
65 views

Should the salt of a bcrypt hashed password be stored separately

I'm replacing a password storage system. The current implementation uses TripleDES with the key stored in plaintext in both the binaries and the config (in-case one of them is not available for some ...
3
votes
2answers
87 views

How to handle root passwords for a number of embedded linux boxes?

Let's say I create a device which has an embedded Linux box in it (for example, a Raspberry Pi). After booting up, it starts the main application which is designed to provide the UI for the device. ...
1
vote
1answer
29 views

Passing a hash of a secret to a server instead of the plain text

Instead of passing an authentication token or api key in an http header to a server in the plain text, what if I calculated its hash and passed the hash? This way even if a adversary intercepts the ...
3
votes
1answer
81 views

Revoke access from intranet if an employee leaves the organization

A question has been on my mind lately. Say you have a global organization with intranet which does not exist, but it is supposed to be developed. This organization has offices in maybe 50+ countries, ...
3
votes
3answers
50 views

Is attacking a password manager on android with root access a plausible concern?

There is a password manager app for Android that I'm considering using, that reads a database format for a popular desktop password manager. There is one part of this app that is giving me pause; I've ...