All Questions
9 questions
0votes
1answer
214views
Would it be useful from a security perspective to harden an interpreter like Python or NodeJS by removing support for unused features?
When hardening a system you want to remove any features that you do not need. I have been thinking about this concept from the perspective of interpreters like Python, NodeJS, PHP etc. and am ...
2votes
3answers
671views
About vulnerability in the dependency
I have read many articles about the vulnerability in the program dependency, either direct or transitive. Here are two questions come out of my mind. If a dependency A has a vulnerability (Maybe has ...
4votes
2answers
29kviews
URL parameter manipulation and injection
I have a scenario with 2 sites. Site 1 is mysite.com and Site 2 is secondurl.com. Site 1 is using Wordpress. There, I did a Javascrit/jQuery routine that checks if a given url parameter comes in. If ...
1vote
1answer
957views
How to test email spoofing with this php script? [closed]
I want to harden my SPF setting. However I have trouble testing my SPF setting. I want to be able send a test email to try out my new SPF settings. Most of the resource on internet seems to be use ...
0votes
1answer
369views
Encrypt a file in the server and decrypt it in the client without risking the user accessing it?
How can I send an encrypted file from a server to a client, encrypt and use it in the client without risking the user to access it? I saw an answer where the server saved a file in its memory, and ...
2votes
1answer
372views
What encryption protocol is used by paragonie/Halite library by default?
We're going to implement encryption between php server and python server. We decided to use paragonie/halite library (based on libsodium) on our php part. Python guy are asking what exact protocol ...
1vote
1answer
148views
Functions in common server-side languages which are used to execute code [closed]
I want to know the list of functions which are used to evaluate strings to code. For example: in PHP we have the eval function which evaluates a string to PHP code. Input passed into eval without ...
0votes
1answer
1kviews
what are potential security risks of a python script outside public_html folder
I would like to know the risks of a python script that is outside of public_html application/scripts/myscript.py public_html This script is called by the php application asynchronously. it receives ...
9votes
3answers
2kviews
How to implement client side encryption for CalDav & CardDav content?
I'm looking for a client-side encryption implementation that would be able to secure CardDav & CalDav data so that they couldn't be compromised even by the hosting provider. Server side: PHP or ...