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Tag Archives: computers
Microsoft Security Advisory: Power Point
Microsoft has released security advisory 969136 to address reports of a vulnerability in Microsoft Office PowerPoint. By convincing a user to open a specially crafted Office file, a remote attacker may be able to gain access to the affected system with the same rights as the user running PowerPoint. US-CERT encourages users and administrators to [...]
Posted in Uncategorized Also tagged advisory, internet security, Microsoft, Power Point Leave a comment
Safer Net Surfing
by NIST When you type www.irs.gov—or the Web address of your bank or an e-commerce site—into your web browser, you want to be sure that no one is hijacking your request and sending you to a bogus look-alike page. You’re relying on the integrity of the Internet’s “phone book,” the Domain Name System (DNS). Computer [...]
Ghost Rats And Zombies
For quite some time, the Internet security community has been aware of computers being compromised and taken over as part of a “Zombie Army” or “Botnet”. (See the FTC’s article) Now, a far reaching cyber espionage networks using Ghost RAT has been uncovered. A RAT is a Remote Access Trojan that takes over the host [...]
Posted in Uncategorized Also tagged Adobe PDF, GhostNet, internet security, Microsoft Word, networks, RATs, servers Leave a comment
Tracking GhostNet: Investigating a Cyber Espionage Network
This report documents the GhostNet – a suspected cyber espionage network of over 1,295 infected computers in 103 countries, 30% of which are high-value targets, including ministries of foreign affairs, embassies, international organizations, news media, and NGOs. The capabilities of GhostNet are far-reaching. The report reveals that Tibetan computer systems were compromised giving attackers access [...]
Posted in Uncategorized Also tagged Adobe PDF, internet security, Microsoft, networks, servers 1 Comment
Conficker Worm Targets Microsoft Windows Systems
US-CERT is aware of public reports indicating a widespread infection of the Conficker worm, which can infect a Microsoft Windows system from a thumb drive, a network share, or directly across the network if the host is not patched with MS08-067. The presence of a Conficker infection may be detected if a user is unable [...]
Java Security Vulnerabilities
Sun Releases Updates for Java SE added March 26, 2009 at 08:54 am Sun has released updates for Java SE to address multiple vulnerabilities. These vulnerabilities may allow an attacker to execute arbitrary code, cause a denial-of-service condition, or operate with escalated privileges. US-CERT encourages users to review the Sun Java SE 6 Update Release [...]
Microsoft Updates for Multiple Vulnerabilities
Source: US-CERT As part of the Microsoft Security Bulletin Summary for March 2009, Microsoft released updates to address vulnerabilities that affect Microsoft Windows and Windows Server. A remote, unauthenticated attacker could gain elevated privileges, poison the DNS cache, execute arbitrary code, or cause a vulnerable application to crash. Solution Microsoft has provided updates for these [...]
Is Your Computer Part of a Zombie Army?
(NAPS) — Hackers and spammers may be using your computer right now. They invade secretly and hide software to get access to the information on your computer, including your e-mail program. Once on your computer, they can spy on your Internet surfing, steal your personal information and use your computer to send spam to other [...]
Posted in Uncategorized Also tagged botnet, hackers, internet security, networks, spammers, zombie army 3 Comments
Waledac Trojan Horse Spam Campaign Circulating
US-CERT is aware of public reports of malicious code circulating via spam email messages related to bogus terror attacks in the recipient’s local area. These messages use subject lines implying that a fatal bomb attack has occurred near the recipient and contain a link to “breaking news.” Users who click on the link will be [...]
CONFICKER WORM IMPORTANT ANNOUNCEMENT