security

WAAP / WAF / Firewall

The Ghosts of Buffer Overflow

An enormous amount of due diligence.  That’s what it will take to overcome one of the most common computer security vulnerabilities that has been vexing cyberspace for years, according to John Clark of the University of York.  “To make buffer overflows a thing of the past will require an enormous amount of due diligence – […]

Total Uptime

WAAP / WAF / Firewall

CSRF and the Confused Deputy

Imagine that a smooth operator convinces Barney Fife — the famous sheriff’s deputy on TV — to unlock a Mayberry jail cell. Barney has the keys. He has the authority. He wants to do the right thing, but he’s easily confused and manipulated.  Your web browser has authority too.  It can do a lot of […]

Total Uptime

WAAP / WAF / Firewall

Attack of the Botnet Zombies

There have been plenty of zombie movies over the past few years. The plots are similar — the undead stalk the living — and the productions are generally not Oscar material. But somehow the threat hits a nerve with the general public. To illustrate a threat of a different kind, let’s come up with a […]

Total Uptime

WAAP / WAF / Firewall

Cross-Site Scripting (XSS) Exploits

JavaScript is a dandy programming language. And it’s very popular. A report from W3Techs shows that 94.7% of all websites surveyed used JavaScript. But it’s also vulnerable to a top web application hack called cross-site scripting (XSS). Unlike SQL injection, which targets the server side, XSS goes directly for unsuspecting web users. XSS injects malicious […]

Total Uptime

WAAP / WAF / Firewall

Defending Against SQL Injection

If you’re worried about computer hackers, you should be worried about SQL injection (SQLi). It keeps showing up on the top ten list of the Open Web Application Security Project (OWASP). In 2013, the year of their latest approved list, OWASP put injection at the top of the list. “Injection flaws such as SQL, OS, […]

Total Uptime

Availability

Network Availability – Is it Important to you?

Alright, we admit that our company has a certain obsession with network availability we collectively call “uptime”. It’s even in our name. We’re totally committed to keeping services up and running for our clients. And while uptime is our best friend, we seem to spend a lot of time thinking about the enemy:  downtime. We’ve […]

Total Uptime

Availability · WAAP / WAF / Firewall

Server Hardening for Security and Availability

Server hardening is a necessary process. And it’s a never-ending one. From the moment you pull the machine out of the box (or create it in the virtual environment), it pays to be thinking about security. But server hardening can do more than keep your machine safe. It will help with performance, and it can […]

Total Uptime

Cloud DNS

What is DNS Tunneling?

DNS tunneling is a misuse of DNS. Domain Name Servers (DNS) have been called the internet’s equivalent of a phone book. Rather than remembering an IP address with up to twelve digits, you just need to know the domain name associated with the IP address. DNS tunneling attempts to hijack the protocol to use it […]

Total Uptime

Availability

The Need for Increased Availability is Now

The 2nd half of another year is here once again and as usual, it gives us one more moment to reflect on our New Year goals, how far away we are from achieving them and a chance to develop new methods to meet them. But for analysts in the tech industry, this is a time […]

Total Uptime

Cloud DNS

The Top 5 Things to Look for in a DNS Service Provider

At Total Uptime, we’re often asked how we compare to other DNS service providers. Since every business has a different set of requirements, we thought we’d compile a list of the top 5 reasons some of our customers have chosen Total Uptime Cloud DNS vs. other solution providers who may also offer DNS services. Evaluate these items […]

Total Uptime