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Content from CNET tagged with

denial of service

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News Stories

Showing 1-20 of 159 results found

How a 'denial of service' attack works

February 10, 2000 One by one, leading sites on the Web have been brought to their knees by so-called denial of service attacks. CNET News.com shows you how such attacks work and how companies can prevent them. TAGS: denial of service, filter, Web server, attack, request, connection, server

New denial-of-service threat emerges

March 16, 2006 Attacks targeted 1,500 IP addresses and delivered a heftier blow than normal DOS threats, VeriSign security chief says. TAGS: denial of service, VeriSign Inc., DNS server, bot, DNS, query, victim, DOS, IP address, threat, IP, server, attack, security

GoDaddy.com suffers outage

November 30, 2005 Denial-of-service attack darkens about 600,000 customer Web sites for just over an hour. TAGS: GoDaddy, denial of service

Apple sounds alarm over QuickTime flaws

November 4, 2005 "Highly critical" bug in media player could open door for a denial-of-service attack, security company says. TAGS: denial of service, Apple QuickTime, vulnerability, Apple Computer, flaw, attacker, media player, security company, security

Cyberattack in Estonia--what it really means

May 29, 2007 Arbor Networks' Jose Nazario takes stock of the denial-of-service attack against the Baltic nation--and the wider implications. TAGS: Jose Nazario, Arbor Networks, denial of service, cyberattack, distributed denial of service, attack, DNS, survey, event, server

Hackers try to take down U.K. cops

May 3, 2005 A U.K. police chief has been bombarded with thousands of threatening e-mails in a denial-of-service attack aimed at crippling his force's computer systems. TAGS: computer system, U.K., force, denial of service, e-mail

AT&T beefs up cybersecurity tools

June 1, 2004 The company is introducing an extra layer of security to protect enterprise networks from denial-of-service attacks. TAGS: enterprise network, distributed denial of service, denial of service, AT&T Corp., DOS, traffic, security

Security from A to Z: DDoS

November 27, 2006 Denial-of-service attacks, which take down a Web resource, are used by digital blackmailers. Part of a series on hot security topics. TAGS: distributed denial of service, denial of service, resource, attack, security, e-mail, server

CA security system vulnerable to DoS attacks

April 6, 2005 Flaw in Computer Associates' eTrust Intrusion Detection System could make it susceptible to denial-of-service attacks. TAGS: CA eTrust, Computer Associates International Inc., intrusion detection system, denial of service, iDefense, vulnerability, flaw, malicious code, security, function, Microsoft Corp.

Cisco patches security flaws in number of products

May 24, 2007 Updates address vulnerabilities in products ranging from Cisco Unified CallManager to Cisco Firewall Service Module. TAGS: Cisco Systems Inc., security flaw, Cisco IOS, denial of service, packet, router, vulnerability, attacker, patch management, security

Windows-based cash machines 'easily hacked'

March 4, 2008 ATMs that rely on desktop PC technology--and that's a lot of them--are at risk from worms, key loggers, and denial-of-service attacks. TAGS: ATM, bank, safe, business development, denial of service, risk, patch management, U.K., security, desktop computer, researcher, PC, operating system, Microsoft Windows

U.K. outlaws denial-of-service attacks

November 10, 2006 A newly passed law makes it illegal to impair the operation of a computer and closes a potential legal loophole. TAGS: denial of service, modification, U.K., e-mail server, law, operation, e-mail, server

Another denial-of-service bug found in Firefox 2

November 1, 2006 Mozilla downplays the issue, saying only minor problems have been found in the week after the browser's release. TAGS: Firefox 2.0, Microsoft Internet Explorer 7, denial of service, Firefox, vulnerability, Mozilla Corp., flaw, Web browser, Microsoft Internet Explorer, bug, security, Microsoft Corp., PC

Unpatched Firefox 1.5 exploit made public

December 8, 2005 A flaw in the open-source browser's history.dat file potentially puts users at risk of a DoS attack. TAGS: Firefox 1.5, Internet Storm Center, denial of service, Firefox, Mozilla Corp., Web browser, flaw, risk, open source, Microsoft Corp., security

Bug exposes Cisco switches to attacks

October 19, 2005 An attacker could interrupt the operation of certain Cisco Systems switches by sending it malformed data. TAGS: Cisco Systems Inc., termination, SSL, switch, denial of service

Ethereal releases security update

October 20, 2005 Ethereal issues a patch to address flaws that could allow remote denial of service attacks, buffer overflows, or other attacks. TAGS: Symantec Corp., buffer-overflow, denial of service, security

SuSE releases critical patches

February 7, 2005 Linux seller creates patches to address vulnerabilities that can be exploited for spoofing or denial-of-service attacks. TAGS: SuSE, patch management, Novell Inc., denial of service, vulnerability, Linux

Samba servers vulnerable to denial-of-service attacks

September 14, 2004 Patches released for flaws in software package that lets Windows files and printers be shared by Unix and Linux systems. TAGS: Samba, SAMBA Server, denial of service, Linux system, flaw, Unix, open-source software, Linux, open source, printer, server, Microsoft Windows
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