Passera - Tool to generate strong unique passwords for each website
A simple tool that allows users to have strong unique
passwords for each website, without the need to store them either
locally or with an online service. It is available as a command-line tool for Linux/Mac/Windows and an Android app.
Passera turns any entered text into a strong password up to 64
characters long and copies it to clipboard. Figure out a decent system
for yourself that will allow unique passphrases for every website, such
as combining website name/URL with a phrase that you would not forget.
To login, fire up Passera and enter the passphrase you chose and your
real password will be copied to clipboard.
Turn
githubPasswd123
into dpu7{Lrby(vQLd8m
This software is for privacy-aware people who understand the need to
have strong unique passwords for each website, yet don't want to use
any password managing software or services. Relying on password managing
software means trusting your passwords to be kept safe by a third-party
company, or trusting them to a single file on your disk.
To make it somewhat more conspicuous, when you start Passera it copies
a random password to clipboard. The real password is then only stored
in clipboard for 10 seconds, before being overwritten by another
random string.
Password security considerations
Passera is not designed to produce a hash of a given string by
reinventing the wheel of cryptography. Instead, it produces a unique
string of specified length, suitable for usage as a strong password. The
cryptographic methods used are ensuring that the produced passwords are
as "random" as possible, and are absolutely impossible to trace back to
original passphrases.
Passwords, produced by Passera are impossible to brute-force, since
it would take an extremely long time (as opposed to using combinations
of real words and sentences as passwords). If a password gets leaked
from a compromised website, an attacker would not be able to determine
any of your other passwords. And if the attacker is aware that Passera
has been used to create the password, brute-forcing with intent to find
out the original passphrase would also take an extremely long time.
Passera does not ask for a website URL or a "master password" when
generating a password, because these values would be included into the
hashing algorithm in a particular way, potentially known to an attacker.
Instead, users have the freedom to combine anything in any order, shape
or form in the initial passphrase, making it exponentially more
difficult to brute-force, to the point of being impossible.
Passera - Tool to generate strong unique passwords for each website
Reviewed by Zion3R
on
9:05 PM
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