232 reputation
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bio website serverfault.com
location Manchester, NH
age
visits member for 10 months
seen May 19 at 16:46
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I enjoy long moonlit walks on the beach, nginx, and IPv6.


May
17
comment Is it a bad idea for a firewall to block ICMP?
RFC 5927 section 6.2 notes that Source Quench has been removed from many operating systems since 2005 or before, based on its uselessness for congestion control and its potential to be used for a blind throughput-reduction attack.
May
17
comment Is it a bad idea for a firewall to block ICMP?
Source Quench has been formally deprecated (RFC 6633). And has hardly ever been seen on the Internet for decades.
May
12
comment Failed PCI-DSS Compliance | Submitting Evidence
Time to fire that hosting provider. If you have the expertise, move it in-house.
May
12
comment Disk Erasing Security - Odd Number of Writes
Use secure erase, but verify. I've seen drives out in the wild with firmware bugs that prevent secure erase from working properly. For instance, older WD Caviar Black 1TB disks would only erase about 2/3 of the disk, or would brick before completing the erase. In the latter case, physical destruction would be required.
May
12
comment Does IPv6 without NAT allow my ISP to identify/monitor/limit the number of devices in my network?
Since current best practice is to assign a minimum of a /56 per end customer, it's very unlikely you'll actually run into this situation. If you do, you should beat your ISP over the head with a copy of the RFC, printed on a steel bar...
Feb
20
comment Dropbear SSH server use-after-free vulnerability
Those appear reversed; it's OpenWrt that's in active development, while DD-WRT has stagnated. Though it may have been the other way round a year ago when you wrote this. The current release of OpenWrt, Attitude Adjustment, has dropbear 2012.55.
Feb
10
answered Proxy server and IP address blockade
Feb
2
reviewed Satisfactory How secure is Windows 8 email authentication?
Feb
2
reviewed Excellent Security tradeoffs of pathname-based MAC (e.g., TOMOYO, grsecurity, AppArmor, …)
Feb
2
reviewed Satisfactory Are man-in-the-middle attacks against p2p systems realistic?
Feb
2
reviewed Satisfactory Is it preferable to perform encryption using database functions or code?
Feb
2
reviewed Satisfactory Is it useful to determine the name of the server software while doing a penetration test?
Feb
2
reviewed Satisfactory How much should I care about the iOS/Android version when pentesting mobile app?
Feb
2
reviewed Satisfactory Do any DNS registrars support multi factor authentication?
Feb
2
reviewed Satisfactory Is it possible to boot into root's /bin/bash on a LUKS encrypted device?
Feb
2
reviewed Excellent Future proof encryption possible in theory?
Feb
2
awarded  Custodian
Feb
2
reviewed Excellent What does a HTML filter need to do, to protect against SVG attacks?
Jan
13
awarded  Talkative
Jan
9
awarded  Critic