This is from Christoff Paar’s book on Cryptography
Let’s assume a protocol for wire transfers between banks (Fig. 5.2). There are five
fields which specify a transfer: the sending bank’s ID and account number, the receiving bank’s ID and …
I’ve read about E2EE (end to end encryption) of Signal in web clients on a Signal Community discussion forum, and wonder why they say that the browser is insecure for E2EE and native apps are secure.
I think the security issues for clients…
I am trying to overflow a stack in C sample code to execute uncalled function in code.
The problem is when i overflow stack by entering a(24 times), $EIP is 0x555555550061. I want it to be 0x555555555561. Why these two zeros are inserted a…
Suppose you are administering a mailing list where only members/subscribers can post; but you want those members to be able to occasionally post some content to the list anonymously. (*)
Now, in an any-one-can-post list, you don’t really h…
When implementing an authorization system like RBAC/DAC, or XACML, or the AWS IAM authorization model, I see that I can’t totally decouple business logic from authorization when there are fine-grained business restrictions.
We don’t use OR…
I recall that there is a list of hosting domains that are known to have subdomains from different sources, as for example wix.com and appspot.com, built into browsers. For such domains, subdomains do not inherit trust from the domain.
I fo…
We have a website and for which we have backend APIs.
Now the issue is majority of our APIs are opened for non-logged in user(Functional Requirement).
Now what we want is to secure those APIs in terms that no one you should start crawling …
I was trying to test and intercept traffic from an app developed on Rhodes open source framework, I setup a proxy with burp, and of course I have installed burp certificate on my device hence I can intercept other apps on my device but I a…
I’m creating this admin dashboard, and I have a question wich I have been stuck on for a while now.
And I’m starting to question what kind of data the admin should be able edit/view on the other registered users.
Should the admin users be …
I use these commands to create a self-signed certificate, subject’s key and CSR, and subject’s signed certificate:
Root CA:
openssl req -new -sha256 -x509 -days 7300 -out ca.crt -keyout ca.key.pem -nodes
Server CSR:
openssl req -new -sha2…
