Collaborate Disseminate
I know many countries still have burner phones – i.e phones or SIM Cards which aren’t tied to any identifiable person?
Are there countries which guarantee right to anonymous communication?
Are there countries which have tried to ban burner… Continue reading Which countries guarantee right to anonymous communication? Have there been court cases validating the right?
Few years back, I made an account on Telegram & then used it to chat to some people anonymously because I had read that Telegram doesn’t share your number or name with people who you chat with. However, I discovered that Telegram allow… Continue reading Does Telegram allow you to see shared contacts of people you are connected to? [closed]
If I fill a Google Form hosted by someone, will my email id/account name be visible to whoever created the form?
If yes, is there a way to hide it?
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 … Continue reading Detection of Substitution attack on Block Cipher ECB mode
What are the things which can be done with SSL VPN which cannot be achieved with IPSec VPN?
What are the reasons to opt for SSL VPN instead of IPSec VPN?
Continue reading What are advantages of SSL VPN over IPSec VPN, if any?
I have read that PKI certificates are the main way to provide security on IoT platforms. And the common enrollment protocols for certificates are:
SCEP (Simple Certificate Enrollment Protocol)
EST (Enrollment over Secure Transport)
C… Continue reading What kind of IoT devices use certificates?
I am referring to the vulnerability reported here:
Cisco secuirty advisory on “Cisco Adaptive Security Appliance Remote Code Execution and Denial of Service Vulnerability”
CIS adviory on the same vulnerability
Is this in … Continue reading Is the Cisco vulnerability specific to Cisco or is it something in some commonly used library?
The subject field in a x509 cert has an OID field which is encoded as a BIT STRING.
it shows as 03 35 00 33 22 11 etc
I know that the 03 signifies that it is a bit string
35 is the length.
The remaining is supposed to be… Continue reading Decoding a bitstring from a certificate
I opened my %WINDIR%\system32\drivers\etc\hosts file & I found the following entries there
0.0.0.0 gx7ekbenv2riucmf.onion
0.0.0.0 57g7spgrzlojinas.onion
0.0.0.0 Xxlvbrloxvriy2c5.onion
0.0.0.0 76jdd2ir2embyv47.onion
0.0.0… Continue reading .onion entries in hosts file
This is purely a thought exercise.
Assume a server which does not implement throttling or lock on failed attempts. The server accepts a uname/pwd request & sends back a Yes/No response. The response time is 10 seconds…. Continue reading How to calculate brute forcing times/feasibility for remote attacks to include parallelism?