Collaborate Disseminate
When I say NAT I am talking purely of the Network Address Translation protocol (NAT Overload or PAT). NOT discussing combination devices that have security features.
With that out of the way,
How is NAT NOT a form of security?
Because you … Continue reading How is NAT NOT a layer of security? [closed]
Let’s assume:
I allow all of my VPN users to connect to various internal services (VPN’s IP is allow listed)
My VPN will be connected to a 3rd party network via IPSec Site-2-Site Tunnel. The purpose of this tunnel is to allow my users to … Continue reading Does opening an IPsec tunnel compromise the rest of my VPN?
Recently i have been seeing the videos of fake call centers being busted by scam baiters like Mark Rober
In all of these videos the scam baiters are easily able to hack into the the network camera streams. Why is this?
Are network camera’… Continue reading How are scam call centers cctv stream easily hacked by scam baiters
Say my home network has a wifi-password and my friends are connected to it (since I gave them my wifi-password).
Is it possible for me to read their data transfer?
If yes, then it would also be possible for them to spy on the other users i… Continue reading Same network steal data?
In large organizations, I often see sysadmins mirroring all the stuff they need from the internet locally (container images, rpm and deb packages) for local consumption, with the burden of keeping the local repositories up to date on your… Continue reading What is the exact security benefit of disconnected environments?
As I understand it, a successful exploit requires a connection to an external server to download a payload. If a device can’t be patched or otherwise mitigated, does restricting its outbound access prevent a successful exploit?
Assuming th… Continue reading Blocking outbound connections to mitigate CVE-2021-44228 log4j?
Deno (the node.js fork) is designed to be secure by default. Therefore, unless you specifically enable it, a program run with Deno has no file, network, or environment access. Deno has a set of command line flags that allow the process per… Continue reading How can I enforce a security sandbox with any process?
Let’s say I want to set up a few security cameras in the front and back of my house. However, I am going to keep them on a closed network. They will be connected to a router that does not have an internet connection.
I know that someone … Continue reading How can a closed security network be hacked through a connected network?
Let’s assume we have an example machine connected to the internet. This machine is typically a client one, and it has no services like ssh running on. Does this kind of machines need any firewall to restrict incoming connections? On the on… Continue reading Do machines without any listening services need a firewall to block incoming connections?
In 2020, cyber criminals used cloud applications, the cover of a pandemic, and a newly embraced work-from-home culture to serve up ransomware, steal data, and disrupt how companies do business. The year is over, but the challenges and risks remain. H… Continue reading Preventing Criminals from Using Cloud Applications to Inject Chaos Into Work Environments