Domain Name System (DNS)
Facebook blames faulty configuration change for hours-long outage
Facebook blames faulty configuration change for hours-long outage
The update caused a "cascading effect" that brought all of the social network's services to a halt
5 Oct 2021
What is a DNS server?
What is a DNS server?
We explain what a DNS server is, how it works and how to avoid DNS hijacking
16 Sep 2021
DNS loophole could allow hackers to carry out “nation-state level spying”
DNS loophole could allow hackers to carry out “nation-state level spying”
Sensitive data could be accessed from corporate networks using vulnerability
6 Aug 2021
What is HTTP error 400 and how do you fix it?
What is HTTP error 400 and how do you fix it?
Tips and tricks to diagnose and debug a 400 Bad Request error
16 Jun 2021
What is DMARC and how can it improve your email security?
What is DMARC and how can it improve your email security?
Protect your customers and brand rep with this email authentication protocol for domain spoofing
28 May 2021
Modern networking for the borderless enterprise
Modern networking for the borderless enterprise
Five ways top organisations are optimising networking at the edge
3 Mar 2021
NSA issues guidance on encrypted DNS usage
NSA issues guidance on encrypted DNS usage
The US National Security Agency warns enterprises not to use third-party DNS resolvers
15 Jan 2021
What is DNS?
What is DNS?
We explain what DNS is, how it works, and how outages can be avoided
12 Jan 2021
Cloudflare and Apple launch privacy-focused DNS protocol
Cloudflare and Apple launch privacy-focused DNS protocol
Oblivious DNS-over-HTTPS safeguards users' browsing habits from third parties
9 Dec 2020
Mozilla opens public consultation for controversial DNS over HTTPs launch
Mozilla opens public consultation for controversial DNS over HTTPs launch
Decision likely taken after recent backlash from ISPs and the UK government
19 Nov 2020
What is shadow IT?
What is shadow IT?
Hardware and software that isn't authorised by IT departments can leave businesses vulnerable
29 Sep 2020
TLS Telemetry Report
TLS Telemetry Report
The changing world of encryption on the web
17 Jul 2020
Enhancing subscriber services through DNS
Enhancing subscriber services through DNS
Easily expand delivery of value-added security services through a cost-effective DNS-based approach
8 Jul 2020
ICANN board blocks private equity firm’s .org purchase
ICANN board blocks private equity firm’s .org purchase
Non-profits claimed sale could have had "dire consequences"
1 May 2020
Firefox activates DNS over HTTPS for US users by default
Firefox activates DNS over HTTPS for US users by default
The privacy push, which encrypts all web traffic, has angered ISPs and regulators
26 Feb 2020
Microsoft embraces DNS over HTTPS to secure the web
Microsoft embraces DNS over HTTPS to secure the web
Developers advocate benefits of encrypted traffic but are likely to encounter anger from ISPs
19 Nov 2019
How a DNS firewall can help battle against advanced cyber threats
How a DNS firewall can help battle against advanced cyber threats
Protect your business against advanced persistent threats and similar malware
7 May 2019
Assessing the DNS security risk
Assessing the DNS security risk
Discover how IT professionals around the world assess and mitigate DNS risks
7 May 2019
D-Link routers under siege from months-long DNS hack
D-Link routers under siege from months-long DNS hack
The attackers are running malicious IPs through a Google Cloud Platform virtual machine
5 Apr 2019
SMBs warned over corrupted SOHO router risk
SMBs warned over corrupted SOHO router risk
Team Cymru researchers claim 300,000 routers may have had their DNS settings changed by cyber criminals.
4 Mar 2014
GoDaddy goes down following alleged Anonymous attack
GoDaddy goes down following alleged Anonymous attack
Individual affiliated with notorious hacking group claims responsibility as millions of websites black out.
11 Sep 2012
Will the FBI close down your online business this March?
Will the FBI close down your online business this March?
In tackling the DNSChanger botnet, the FBI may take a load of businesses offline. Davey Winder is, unsurprisingly, anxious...
17 Feb 2012
DNS Changer botnet smashed in major cyber crime bust
DNS Changer botnet smashed in major cyber crime bust
A botnet that is thought to have earned its controllers $14 million is dismantled.
10 Nov 2011