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Linux Network Security - Page 6

Discover Network Security News


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DDoS Attacks Target ISPs And Gaming Firms: A Growing Threat

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DDoS attackers seem to have switched their attention from banks to gaming hosts, ISPs and even enterprises, half-year figures from Chinese mitigation vendor NSFOCUS have confirmed.


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Innovative Chat App by Youth Takes On NSA Surveillance Techniques

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The National Security Agency has some of the brightest minds working on its sophisticated surveillance programs, including its metadata collection efforts. But a new chat program designed by a middle-school dropout in his spare time may turn out to be one of the best solutions to thwart those efforts.


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Assessing Cloud Security Following the Celebrity Photo Incident

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In the wake of the celebrity photo breach, the media is humming with stories disparaging the safety of the cloud. Many longtime cloud critics are crowing, "I told you so!" and waiting for the world to go back to on-premises solutions only.


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LiteCoin Botnet: Profiting From Free Cloud Server Exploits

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Researchers Rob Ragan and Oscar Salazar have built a free LiteCoin-mining botnet that generates $US1750 a week using free cloud signup promotions.


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Malware Phishing Attack: DNS Manipulation Against Swiss Banking

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Attackers suspected of residing in Russia are raiding Swiss bank accounts with a multi-faceted attack that intercepts SMS tokens and changes domain name system settings, researchers have warned.


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Evernote, Deezer, And Feedly Suffer DDoS Attacks Affecting Services

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EVERNOTE, DEEZER AND FEEDLY have revealed that they have been struck by hackers, with the firms admitting on Tuesday to having suffered distributed denial of service (DDoS) attacks.


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Leveraging Threat Data for Improved Cybersecurity Intelligence

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Here's a surprise for you: We actually have a fairly good understanding of who is attacking us on the Internet and why. Various entities know not only which groups are doing the attacking, but also the names of the people in those groups. They know where they live, who their family members are, where they went to school, and when they go on vacation.


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DNS Amplification Attacks Targeting Millions Of Home Routers

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DNS providers Nominum have published new data on DNS-based DDoS amplification attacks that are using home and small office routers as a jumping off point.


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Exploring Hypervisor Security Risks In Cloud Infrastructure

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A cloud is only as secure as the hypervisors that support its virtual machines and how secure are those? That's a darn good question and one we tend to avoid looking at.


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DNS Hijacking Attack on 300,000 Routers: Risks and Remediation

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Researchers said they have uncovered yet another mass compromise of home and small-office wireless routers, this one being used to make malicious configuration changes to more than 300,000 devices made by D-Link, Micronet, Tenda, TP-Link, and others.


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DDoS Attacks on 3G Network: Zero-Day HLR/AuC Threats and Exploits

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The HLR/AuC is considered to be one of the most important network elements of a 3G network. It can serve up to five million subscribers and at least one transaction with HLR/AuC is required for every single phone call or data session.


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NTP Critical Update: Addressing DDoS Threats for Gaming Services

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Security researchers have responded to recent denial of service attacks against gaming websites and service providers that rely on insecure Network Time Protocol servers by drawing up a list of vulnerable systems.


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Antisec Hackers: Rise and Downfall Explained by Quinn Norton

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Hacker chronicler Quinn Norton spent months in 2011 and 2012 talking to members of the hacktivist collective Antisec, the division of Anonymous responsible for the leaked corporate emails that earned Jeremy Hammond a 10-year prison sentence.


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OpenStack Vendors Remain Vigilant Against NSA Snooping Risks

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The Edward Snowden revelations about NSA snooping in the cloud are not having an impact on OpenStack cloud vendors, including Rackspace and Dreamhost.


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Three Types of DNS Attacks and Their Effective Mitigation Strategies

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The Syrian Electronic Army, a pro-Assad hacking group, altered the DNS records used by the New York Times, Twitter, and the Huffington Post. The changes forced one site offline and caused problems for the others. Here are three ways such attacks happen, and how they can be mitigated


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Recognizing Network Security Gaps In Business Operations

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Areas of blind spots within the typical enterprise are many, including applications, network traffic, network devices and user activity.

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