All Questions
5 questions
77
votes
7
answers
92k
views
With IPv6 do we need to use NAT anymore?
I'm wondering how to use NAT with IPv6. It seems that you don't even need NAT anymore.
What exactly is the concept behind firewall configurations in IPv6 environments?
- 889
1
vote
1
answer
524
views
IPv6 address leaking despite VPN?
Given that commands like ifconfig or ip address don't require root privileges, apps can access information about ip address. If you use ipv4, you are normally behind NAT and apps would get an address ...
- 21
1
vote
0
answers
173
views
How to Prevent Attacker from Abusing IPv4-embedded IPv6 to Bypass Security Mechanism?
Section 5.3 of RFC6052 explained how an attacker could abuse the NAT64 translation mechanism to bypass security mechanism such as firewall or IDS/IPS if those devices only have an IPv4 blacklist. The ...
- 90
0
votes
1
answer
1k
views
IPv6 and NAT firewall effect
It seems that people still argue on whether to use NAT with IPv6 for its side-role as a firewall hiding inner network from the outside (providing user anonymity and security as well). I am wondering ...
- 411
0
votes
1
answer
263
views
Is NAT66 increasing security?
NAT is so standard for IPv4 that nobody thinks about it but for IPv6 it's considered a really bad option. (Article from APNIC) Of course there's the stateless NPTv6 and the firewall can be configured ...
- 219