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August 13, 2013 2:27 PM

How Akamai eDNS Protects Against DNS Attacks

Andy Ellis's recent post "DNS Reflection Defense" describes how DNS works and lists general guidelines for defending against DNS attacks. This post continues the discussion of DNS protection by describing how Akamai's "eDNS" offering protects customers from both volumetric and reflective attacks on DNS infrastructure. What is a Volumetric Attack?In a volumetric attack, a attacker uses a BotNet to generate a large volume of DNS requests. The attacker's goal is to take down

Andy Ellis

Andy Ellis

August 12, 2013 9:52 AM

Assessment of the BREACH vulnerability

The recently disclosed BREACH vulnerability in HTTPS enables an attack against SSL-enabled websites. A BREACH attack leverages the use of HTTP-level compression to gain knowledge about some secret inside the SSL stream, by analyzing whether an attacker-injected "guess" is efficiently compressed by the dynamic compression dictionary that also contains the secret. This is a type of an attack known as an oracle, where an adversary can extract information from an

Bill Brenner

Bill Brenner

August 12, 2013 6:09 AM

Microsoft Security Patches Coming Tomorrow

Tomorrow is the second Tuesday of the month, which those of us in security know as Patch Tuesday -- the day Microsoft unloads its security updates. It's an important calendar item for Akamai customers, given how dominant Windows machines are in many companies.Late last week, Microsoft offered a preview of what to expect. What follows is a chart showing the number of bulletins planned, along with the severity and products

Meg Grady-Troia

Meg Grady-Troia

August 9, 2013 8:14 AM

DefCON Observations from a First-Timer

In April of this year, InfoSec launched a new team called Customer Compliance. Several senior InfoSec employees joined its ranks, and I was hired into the team. My name is Meg Grady-Troia, and I'm a member of Akamai's Customer Compliance team because I am an anthropologist, an educator, and a writer. My job is finding creative and effective ways to begin sharing Akamai's security posture and platform with our customers,

Bill Brenner

Bill Brenner

August 9, 2013 6:17 AM

#FFSec: Security Pros on Twitter Who Will Show You T ...

Those who know me are aware of my fondness for Follow Friday -- a tradition on Twitter where people recognize the folks whose tweets keep them inspired and informed. In my case, the focus is on people in the InfoSec community. I have a list on Twitter that will show you 275 security pros I currently follow. You can see their bios and press the follow button on those you

Bill Brenner

Bill Brenner

August 8, 2013 5:59 AM

Quick Wins with Website Protection Services

Securosis analyst Mike Rothman recently wrote a paper on the benefits of website protection services (WPS). I recommend you give it a read, as it's some of the most descriptive research I've seen on the subject. Content in the report was developed independently of any sponsors and is based on material originally posted on the Securosis blog. It concludes that website protection services can add measurable security to your web presence in

Bill Brenner

Bill Brenner

August 7, 2013 5:05 AM

Carder Gangs Continue Account Takeover Attempts

Akamai InfoSec continues to monitor repeated attempts to hijack the accounts of those doing business with our customers. In this attack, the bad guys reuse credentials they've stolen from other sites to fraudulently acquire merchandise. Attackers use automated tools commonly referred to as account checkers to quickly determine valid user ID and password combinations across a large number of ecommerce sites. The tools help the attackers identify valid accounts quickly

Bill Brenner

Bill Brenner

August 6, 2013 7:59 AM

Four News Reports On Recent DDoS Activity

Since one of Akamai InfoSec's biggest tasks is to blunt the impact of DDoS attacks against customers, I'm always scanning the various tech news outlets to see what's new and who among us is being quoted. Here are four that have caught my attention in recent days -- two of which include insight from Akamai CSIRT Director Michael Smith.DDoS Attackers Change Their Game PlansSmith is quoted in this article about how

Dave Lewis

Dave Lewis

August 5, 2013 11:26 AM

Bypassing Content Delivery Security

As is true of every year at Black Hat there are some talks that catch our attention. Talks range from the well thought out research papers to those of the narcissistic vulnerability pimps. This year was no exception. A talk entitled "Denying Service to DDoS Protection Services" by Allison Nixon is a presentation which fell into the well thought out column. This talk caught our attention for the obvious reason