IPS fail close vs IPS fail open, what are the risks and benefits?
1- Fail close: if the IPS fails, it will disconnect the server it is protecting. 2- Fail open: if the IPS fails, it will pass through all traffic to the server including any possible attacks. What are the risks and benefits …
MAC overflow (flooding) - Information Security Stack Exchange
Oct 25, 2020 · Go to Fail Open mode, which turns the switch into a hub, which means that everyone gets to see everything. One could then sniff the traffic of all connected clients. Go to Fail Off mode, …
Why would a switch be configured to Fail Open?
Mar 31, 2016 · I can't understand why a switch would be configured to Fail Open? Surely an attacker could easily exploit this by MAC Flooding which will cause the switch to act like a hub and broadcast …
physical - Should magnetic locks automatically release in the event of ...
From a security standpoint, any condition that throws open all the doors is probably a bad one, but if they don't open/fail then there's the possibility for loss of life in the event of a real fire.
How can I get rid of the MDC packet in OpenPGP?
Jun 7, 2019 · As for the rationale why it is forced to fail with no or invalid MDC see Efail. In short: missing MDC or ignorance of the mail client regarding invalid MDC made it possible to exfiltrate …
Firewall is blocking OCSP (Online Certificate Status Protocol) check
Oct 25, 2021 · After running some tests with wireshark/tcpview it seems that when the client tries to access my server it does an additional TCP connections to various IPs that seem to differ each time …
firewalls - How to bypass tcpwrapped with nmap scan - Information ...
Oct 31, 2012 · . . 64623/tcp open tcpwrapped 64680/tcp open tcpwrapped 65000/tcp open tcpwrapped 65129/tcp open tcpwrapped 65389/tcp open tcpwrapped Scan methodology was I'm sure that this is …
Why openssl verify does not work for the certificate chain of a ...
Jan 10, 2024 · Both of us (still, for a few more months) get the X1-DSTX3 bridge, which is also an intermediate, and I think the OpenSSL code (X509_cert_verify) should find that (and then fail on …
encryption - Information Security Stack Exchange
Feb 5, 2025 · I have an encrypted private key for OpenSSH that I need to crack the passphrase for. However, tools like ssh2john.py and openssl2john.py fail to parse the key. Here’s what I’ve tried so …
nmap does not work through proxychains - Information Security Stack ...
Jun 2, 2024 · In the answers and comments to the question How to use nmap through proxychains?, it is suggested to disable ICMP check and to use a TCP scan, this is why I used the options -Pn -sT. I …