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

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1answer
83 views

Easy to use, simple, secure password storage method? [closed]

I wish to reduce the barrier of entry to a more secure method of generating/storing passwords. The main stumbling block for anyone I have spoken to, or tried to convince to switch to a password ...
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3answers
132 views

Site allows both Partial and Complete password authentication; do they have my password in plain text? [duplicate]

My bank provides online banking facility like most of the banks these days. On the web they have Partial Password Authentication. Although I don't really believe in PPA providing extra security but ...
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1answer
187 views

Implementing password-reset in a web application by authtoken over email

I think I have a basic understanding of security concerns, but I feel like if I don't know everything, I'm going to implement lousy solutions. Below is my current strategy; Have I overlooked obvious ...
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1answer
103 views

How do I migrate users with shared email addresses to an email-based forgotten password process?

I'm migrating users from custom application-level authentication security (built into the app, using username as the unique identifier) to security as a service (using ThinkTecture's Identity Server ...
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2answers
75 views

Automatic vs Manual

When it comes to technologies that directly affect information security, how do you determine when it is better to use an automatic option instead of a manual option, and vice versa? I already feel ...
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1answer
214 views

how to use hash passwords to retrieve keys from keystore or access database

How do I hash the password for a keystore? How do I then use the hash to retrieve something from keystore? Similarly, how do I use a hashed password for accessing the database? I have encrypted the ...
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3answers
216 views

Is it safe to back up passwords to the “cloud”

I have a small Truecrypt volume that contains just my password data (using Bruce Schneier's Password Safe application). I'd like an offsite, secure, backup of that Truecrypt volume. Currently, I am ...
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2answers
116 views

Is checking against password lists a good way to enforce a secure password policy and possibly detect dictionary attacks on a web-based app?

I have written a script to check a given password against a ~65 million long list of passwords collated from various lists released after hacking attempts. I am thinking about incorporating it into ...
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146 views

Is it a good idea to give users an additional password that they do not control?

It's a given that users will choose bad passwords. Why not help them out? Using a securely-random choice from a large dictionary, choose one or two words and tell the user to write them down. When ...
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1answer
167 views

Which is best DPAPI or HSM?

Can you please explain what's is the main difference between for this both DPAPI and HSM? As far as I understand both protecting the data, the way of protection is difference HSM is physical device ...
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1answer
80 views

Password Verification Server

I posted a question here... Protecting Password Hashes with Store Procedures? ...where I asked about denying a website's database user CRUD access to the tables that store password hashes except ...
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390 views

Why are Lengthy Password Stronger Than Complex? [duplicate]

So all my life I've been listening to people tell me to make complex password: Upper / Lower / Numeric / Symbols. Recently though I've been reading / seeing that length above all seems to make for ...
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160 views

passwords database - access control and/or synchronization

so, we've got a ton of passwords that several different administrators need to have access to, each with their unique password/key/user/whatever... it needs to be either centralized, or the passwords ...
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1answer
150 views

Is the date that a password was last changed useful to an attacker?

Obviously I want my application's users to change their passwords on some semi-regular basis (in fact a few of our apps must be UL-approved, and they require a system to enforce changing passwords ...
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1answer
35 views

How is password information stored and used on Android accounts?

How difficult would it be for someone who stole your device to gain access to the username and password information stored under the Settings -> More -> Accounts section of an Android device? ...
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2answers
47 views

Should a password ever be presented in plain text to a user (On a website)? Is this illegal under UK Data protections act? [closed]

There is a website I use at work, external to our own. They have just presented with every employee with their plain text password and username via our internal website which requires our own logins. ...
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0answers
54 views

Store 2-legged one-time password's key securely

I have a system with a OTP authentication and I need a method to encrypt the main "secret algorithm". In my system each OTP has a pair named "solution" and it is also changing like the OTP. I need to ...
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2answers
77 views

Encrypting short data with RSA only?

I have a case where I need to create recovery accounts and I want to create them so that nobody knows the password to them until/unless necessary. Hence, I thought that I would do it using RSA - when ...
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40 views

Is there an extension/command line for OSX Chromium to save website passwords in LOCALSTORAGE instead of the system's keychain?

My situation: I want to use a portable-app implementation of Chromium running on a removable drive, so I never leave any passwords stored on the kaychain of any computer I use. Portable Chromium is ...
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27 views

Syncing service passwords during offline installations

Due to very paranoid customer requirements, we have to install several Windows services on two different systems that should run under a shared service account. Each system should each have a copy of ...
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88 views

How to add user entries with password field in LDAP over HTTPS

I am new to this kind of stuff (HTTPS etc.) and pretty much confused on how to go ahead with this. An LDAP server (ApacheDS) at the back-end stores the user details. To add new users, the user ...
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2answers
89 views

Is storing passwords associated with system processes and binaries in an encoded format acceptable?

When a system must go from a powered down state to a fully operational state without any human intervention it therefore needs access to usable authentication credentials unattended. The system must ...
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0answers
170 views

Digital signature based authentication schema using two passwords

I'm working on an authentication system for a web based Bitcoin-related service. As part of the service, users do some less sensitive operations (mostly reading and sending various types of ...
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174 views

How does an attacker authenticate to a service using just the hash of the user (after performing a pth attack)

Let's say the attacker got the username and the password's hash. How can he use it when authenticating to some service in its domain with NTLM , for example? How can he send the request as the ...
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140 views

How secure is a Python Pyro daemon for storing a password?

I am using the Pyro package to create a daemon which will, upon startup, prompt for a password, and then the daemon will store that password as long as it is running. Other scripts will then make a ...
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648 views

Centralize Linux System Management

We currently maintain several linux servers and are looking to employ sub contractors. However, we wan't to keep tabs on who does what on each server. Other then creating sudo accounts on every ...
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200 views

Is my domain registrar storing my password in cleartext? [closed]

I called my domain registrar (unnamed here but not difficult to find out and a major provider) about a year ago to have them change some DNS settings. While on the phone, the customer service rep had ...
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3answers
590 views

Why one time passwords using nested hash chain are not used?

I am wondering, why web sites do not use one-time passwords generated by hash chain. By that I mean that a client chooses a secret and after being salted, he applies some secure hash function F() on ...
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2answers
1k views

Long Passwords: How are they more secure? [duplicate]

Possible Duplicate: XKCD #936: Short complex password, or long dictionary passphrase? How are long passwords more secure? The only situation in which I can accept long passwords are more ...
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1answer
47 views

how to get mysql user password? [closed]

I have a problem. I am creating a mysql user, and mysql will store the hashed password in user table. The problem is I dont know how to get the password back. As it is hashed, we can't get it back. ...
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3answers
190 views

Testing a password for similarity to previous hashes

This question is a follow-up to a comment by Tobias Kienzler to an answer to "What is the purpose of the “Password minimum age” setting?". Consider a password policy that new passwords cannot be ...
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1answer
104 views

Things to remember while building a password manager [closed]

I want to build a simple password manager for desktop whose sole purpose is to store the passwords that can be read by the user as and when required. I am not considering any fancy features such as ...
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2answers
2k views

Can my ISP know my passwords

If I am using some proxy service, proxy service provider can know my passwords to my online accounts. In which case my ISP can filter my requests and get my passwords to my online accounts? And how ...
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57 views

How does LM hash deal with passwords that are between 8 and 13 chars

If its 14 then it splits it to 7&7, but how about 13 characters? 7&6? How does it work?
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129 views

guidelines for password managers

I use Lastpass and I'm testing out other password managers in order to set policy for organizational use. Depending on settings, I've found that these programs can automatically send your password ...
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1answer
74 views

Is there an anti virus that protects processes from being injected code to?

As title says, is there an av that does that? And if not, is there any other program that protects processes like lsass in windows, apart from protected process utility in win8.1?
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94 views

Logging in after password reset email sent (but not acted on)

Should a user be allowed to request a password reset email and then log in (i.e. disregarding the reset email and using their existing password) or should the current account be locked until the ...
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3answers
4k views

Storing passwords online using Gmail documents

Following this discussion about "Online Passwords Managers" I wonder whether it is a good idea to store the passwords using a spreadsheet inside Gmail documents? I mean, it seems to me that these ...
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1answer
79 views

Why doesn't SSH use a better algorithm for encrypting keys?

According to the answers in this question, SSH still uses a very basic algorithm for encrypting keys with a passphrase, which can be attacked at a rate of billions tries per second using dedicated ...
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2answers
63 views

What is the solution for handling exceptions in password hashing schemes?

There is a technique called password hashing that describes creating unique passwords based on a unique master key and a static and arbitrary hash value. Using this technique, the user only has to ...
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1answer
159 views

Can any App Store app access all of my passwords?

Whilst researching another question, I've noticed that on OS X 10.9.4 there are many instances of Library/Keychains/login.keychain from ~ within the Data folder of what looks like apps from Apple App ...
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1answer
80 views

I store my passwordstore.org data in the cloud. Are my passwords safe?

I use pass to manage my passwords and sync this manually to a private git repo in the cloud. I believe this is safe because the repo is not public and, more importantly, the data is GPG encrypted. ...
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2answers
90 views

Enforcing password change

When a site gets hacked, or otherwise, the web site forces you to change your password. This is done by simply telling you to change your password, not enforcing it. Why do they do that? For ...
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1answer
206 views

The Problem with Changing All Passwords for HeartBleed [duplicate]

One thing that's been bugging me in relation to the discovery of the Heartbleed OpenSSL flaw is the recommendation that everyone should run to their computers in a panic and change all of their ...
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1answer
110 views

Should I log wrong passwords? [duplicate]

I have a public-facing web application where anyone can register an account. The passwords I store are salted and hashed. When someone tries to overtake the account of someone else through guessing ...
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2answers
250 views

Encryption method and other security concerns for a simple password manager [closed]

I thought I would learn a little bit of cryptography programming by making myself a simple password manager program that I can potentially even use to keep track of my passwords. The idea is that my ...
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1answer
69 views

Different password for each login - based on some variable

This might sound a silly question, but I was thinking this as and extra option(which is not required) mainly for advanced users, who want to protect their accounts even more. Lets consider that other ...
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1answer
43 views

MD5 before PBKDF2 on legacy software

I am mantaining a legacy software that uses MD5 in the following way: The client asks for a 16 byte salt when authenticating an account. The server generates a 16 byte salt, links it to the account ...
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2answers
35 views

Using bcrypt in chrome extension [closed]

I am developing a chrome extension for this non profit. Im also working on the server side component as well. Im not a full time developer so most of my knowledge has simply come from years of ...
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1answer
50 views

How to change font so simillar characters can be distinguished in Keepass 2? [closed]

I've had problems at work and at home where password managers display similar letters virtually identically. For example it's impossible to distinguish between an 1, l and I. Is there a recommended ...