Questions tagged [password-management]

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

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82 views

Do password autofill extensions securely validate the site they are autofilling?

I had a situation where I clicked an email link send to me by a financial institution. The link first sent me to their login page where my chrome password extension automatically filled in my username ...
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2answers
91 views

How to best separate password "tiers" or not at all?

While using a password+ manager is a know must for sensible security, one nuisance (from an UX point of view) I encounter is that there are different password "tiers". Pretty obviously my e....
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How would one be able to abuse which fields are linked to which record in a password manager? [closed]

I am currently making my own password manager as my main project. But of course, I want to make it sturdy, in case I release it to the public. The password manager follows this simple structure: A ...
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2answers
191 views

Is it a bad idea to replace passwords with OTP?

As I understand things, given a user with proper password management (e.g. with a libre password manager like KeePassXC) the only realistic threat is having passwords leaked the following ways: A: ...
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1answer
58 views

Does a solution exist to permit account sharing without revealing the account password?

I'm looking for a process to replace the status quo of notepad and Excel. We've tested a market-leading password manager. An issue that comes up with this is that the secure sharing password facility ...
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1answer
58 views

Web Application Sends Newly Registered Users Plaintext Password. Could you assume that passwords are not hashed in DB storage?

I was recently assessing a web application where during user registration the application would send a password reset link via email where the token portion of the URL was the following in base64: <...
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1answer
50 views

How do I properly secure my login using bcrypt in react and a python-flask backend?

I want to store the passwords of accounts hashed into a database that can be accessed through a python-flask application. When you would login, this python application is supposed to provide you with ...
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37 views

Reuse IV for KDF and Encryption

So I am writing a password manager (mostly low value, application specific passwords) for a game. I need a way to store a password safely. Light reading suggests using a key derivation function (like ...
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65 views

What are the advantages of password "leasing"

One the Hashicorp Vault basic feature is secret leasing. They state: Leasing and Renewal: All secrets in Vault have a lease associated with them. At the end of the lease, Vault will automatically ...
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1answer
55 views

Password Based Encryption with Social Login

I have a question about implementing user password-based encryption in a database injunction with the Social Login feature. User private data in my database should be encrypted in order to provide ...
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28 views

How to change the password hashing scheme in LDAP using an external library with slapd.d config

So I am trying to change the password hashing scheme for LDAP hypothetically let's assume it's pw-argon.so I don't have slapd.conf I have the slapd.d directory where I can make changes dynamically to ...
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Constraints on the password imposed by m209 on first password management

I was going through the paper Password Security: A Case History By Robert Morris and Ken Thompson on authentication. It has been mentioned in the First Scheme that the first encryption used m209, in ...
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1answer
117 views

Storing OTP seeds in password manager [duplicate]

I am storing my passwords in a password manager (keepass). Also I am using keepass to set up one-time passwords for some accounts. Keepass is storing the seeds of the OTP's in its database. If my ...
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1answer
69 views

Should email password be encrypted in a django app when using TLS?

I have seen multiple videos/tutorials regarding how to setup the email system in Django. It seems that they all assume as long as the password is stored in an environmental variable, no encryption is ...
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I need to secure my access to SQL Server for application accounts, but no one can know the application passwords. How?

Here's our scenario. I have a NodeJS server running that connects to a Microsoft SQL Server using an application account (SQL Basic Auth). The Username and Password were stored in the configuration ...
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1answer
130 views

VeraCrypt: Is it possible to change the master key?

The password in VeraCrypt is used to en-/decrypt a header, that contains a master key, that is used to en-/decrypt the data. I know, that I can change the password, which will not change the master ...
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4answers
191 views

Forget Me Not? Abandoning the Forgot Password Functionality

They say a chain is only as secure as its weakest link. When it comes to account security it seems to me that the Forgot My Password functionality is the weakest link in the security chain because it ...
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2answers
185 views

Safe or Unsafe to Store Passwords in Chrome on MacOS?

I've seen conflicting opinions on this, more than the below, but i.e. Unsafe: https://www.techrepublic.com/article/why-you-should-never-allow-your-web-browser-to-save-your-passwords/ Safe: https://...
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72 views

Are there security concerns that might prevent database systems from providing password data types?

Software development environments seem to benefit when problems can be solved "higher up the chain". For example, many web platform features that are now natively supported in both ...
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1answer
175 views

How does Firefox protect Logins and Credit Card Data?

I have a question about how Firefox protects Login information (Website passwords) on the one hand and Credit Card data on the other. I noticed that there are two different approaches to how Login ...
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1answer
97 views

Creating a unique password for each device/unit of the same product

We are currently working on an IoT product & having a hard time coming up with a strategy to create a unique password for each device/unit. I do understand that password based on a function of { ...
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1answer
125 views

Protection against different attack vectors, password manager

I'm a software dev working on an open-sourced password manager(dev lib, gui and cli) for educational and eventually usefulness purposes. There doesn't seem to be all that much information regarding ...
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95 views

Where to store passwords needed by linux processes?

I am working with C++ processes on a linux (CentOS 8) environment. These processes should be able to access an encrypted file on the system. Where should I store the password for this encrypted file? ...
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3answers
164 views

Using Password Managers to store multiple factors, would this reduce security? [duplicate]

Assume I have a password manager that stores the credentials for a login to a 3rd party service. In this credentials the username, password and a TOTP-seed is stored and the current TOTP-token is ...
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43 views

Why would I need a password manager when I use 2FA? [duplicate]

I have come across many questions concerning what security benefit 2FA provide a password manager. (e.g. this question) On the other hand, if I already use 2FA, why would I need a password manager? ...
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1answer
197 views

How bad is it to store credentials in clear text on disk and in memory?

Yeah, it depends. A good answer would provide some reflections on this. I have two concrete scenarios in mind, in two concrete (and I believe common) contexts. Context 1. At home, you’re the only one ...
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67 views

How should I store a password used by a service written in .NET

I have a Windows service that accesses a database connection. Since users rarely use Windows authentication, I encrypt the connection string. For development I have the password hard-coded, but I know ...
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0answers
96 views

Why does the CIS benchmark consider the presence of passwd- a (high) risk [closed]

I've just seen a "high-risk security alert" for the presence of /etc/passwd- (note the trailing '-') on RHEL 8 servers, and don't understand the issue. Apparently the issue originates with ...
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1answer
82 views

Password hashing for local servers

I'm running a local web server on my Raspberry Pi and want to have a login screen. My plan is to hash the password and store the result in a text file ( This is where I'm storing settings for the ...
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1answer
181 views

Security risks of OAuth vs a password manager

Of the following two approaches, which is "more secure", under which circumstances, and why? In other words, please compare the security risks of these two approaches: Log in to an OAuth ...
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114 views

What are the security risks to NFC based YubiKeys?

What are the risks of using NFC on a YubiKey versus just a hard connector? I imagine it would be possible to sniff some data off of these security keys? How real is the risk of sniffing and what could ...
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33 views

What characters should, and should I absolutely not use in generated passwords? [duplicate]

I'm currently setting up a KeePass database after switching over from another password manager, and it has the option to change the character set for generating a password. This has a lot of options, ...
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What are the security implications of different permissions of /etc/shadow in different Linux distributions?

The file in which user password hashes are stored, /etc/shadow, is not readable to normal users on all OSes, but the details differ from distribution to distribution: -rw-r----- 1 root shadow 1811 Feb ...
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Why do I receive so many password reset/welcome emails from services I'm not a customer of? [closed]

Over the years I've received the occasional password reset from a service I've never used (or even heard of sometimes). As far as I can tell, the emails are genuinely being generated and sent by the ...
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1answer
86 views

Does syncing local data to the cloud count as MFA?

Bitwarden uses TOTP as the multi-factor authenticator method for their password manager. Bitwarden stores and syncs your data so you need the master password + TOTP to get access to your account ...
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1answer
230 views

Is it safe to use 2FA within a password manager relative to using a separate app for 2FA? [duplicate]

Nowadays, many Password managers offer options for 2-Factor Authentication such as TOTP. I am really confused regarding this. Isn't the whole point of 2FA is to prove you have a second way of proving ...
3
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1answer
142 views

Dangers of using the web applications provided by password managers

The password manager bitwarden requires the user to log in to their account on their web site to allow them to enable 2FA, import passwords and manage other account related details, as that ...
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2answers
142 views

Password for embedded devices in automatic deployment

We are working with commercial embedded devices, where we install our software. Then, they are deployed in different client sites. The embedded devices have an Ethernet port and a console port for ...
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3answers
691 views

Why would password managers provide support for OTP codes? [duplicate]

Can anyone explain me what's this trend of providing passwords and OTP codes on the same service? What benefit or value are they trying to bring to the table? We, as security professionals, have been ...
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1answer
252 views

How does LastPass know that I used the same passphrase with another service?

So today I switched from Lastpass (chrome extension and iOS app) to bitwarden. So far so good, it was really easy to export my lastpass data and import it in bitwarden however what I am wondering is ...
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2answers
188 views

Hashing bcrypt password hash for use as a password reset token

There is an existing user database that has the following columns: userId (v4 uuid) created timestamp bcrypt password hash email I must add a password reset functionality and I cannot add any new ...
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0answers
122 views

Is asking the e-banking username/password from a 3rd party site compliant with 3dsecure and PSD2?

Recently I tried to make an online purchase in one of the biggest e-commerce sites in Greece. During checkout, and after providing debit card details, it asked me to provide the username/password (not ...
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1answer
141 views

How Forgot Password Works?

For my website I need to add "forgot password" functionality. As I searched on the internet there are too much vulnerabilities you may encounter in case of wrong implementing this ...
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1answer
275 views

Is using SHA256 to create 256bit secret key from bcrypt good ok?

I am trying to Use AES to store passwords for a password manager. For authentication I am already using bcrypt. As AES uses 256 bit Key can I use SHA256 to generate 256 bit key from hashed value of ...
2
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1answer
472 views

Storing 2FA seeds in a password manager [duplicate]

Does it make sense to store the 2FA seeds (i.e: the codes used to generate a time based OTP) in my password manager? If my password manager has a strong password and 2FA using a third-party app, is ...
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0answers
347 views

Are Brave Browsers Sync encryption parameters secure enough?

I am considering switching over to Brave and maybe also use it's sync feature for settings, and maybe even passwords if it's good enough. I do use a password generator but out of laziness I happen to ...
22
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2answers
3k views

Why do password requirements exist while limiting the upper character count? [duplicate]

I do not quite understand why it is common practice to require a difficult to remember password with alphanumeric and special character requirements, while also having an upper limit of 32 characters. ...
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0answers
208 views

Securing BIP39 Phrases and Password Manager Master Password

I am looking for a review of the solution to store my Ledger Nano S BIP39 recovery phrase as well as my password manager usage. This solution is mostly based on this video. Few points that I think ...
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1answer
1k views

Bitwarden and gamecontrollerd on OsX Big Sur

Recently, I came across an issue concerning a daemon named gamecontrollerd in OsX Big Sur. On my laptop I'm running ReiKey (from Objective-See), which aims at identifying possible Key Loggers that ...
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1answer
493 views

Relative security of 'offline' vs 'online' password managers

I am a long-standing KeePass user, but I find its browser integration and Android apps a bit ropey, and certainly harder work than a cloud-based solution such as Lastpass or Bitwarden. I have been ...

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