Security
... Service theft, unauthorized use of resources. Denial of service (DOS), prevent legitimate system use. In masquerading attack method one participant in a communication pretends to be someone else (another host or another person). Attackers breach authentication, the correctness of identification, gai ...
... Service theft, unauthorized use of resources. Denial of service (DOS), prevent legitimate system use. In masquerading attack method one participant in a communication pretends to be someone else (another host or another person). Attackers breach authentication, the correctness of identification, gai ...
Operating System Security Fundamentals
... reading and writing actions • Data resides in files; protecting files protects data • Read, write, and execute privileges ...
... reading and writing actions • Data resides in files; protecting files protects data • Read, write, and execute privileges ...
Insert Picture Here
... • Everything runs in-memory on the same platform - very efficiently • The data is safe! Local disks are used for persistence and recovery • This is a full read/write, transactional RDBMS for shared, multi-user access • Offers for replication for load balancing, fault tolerance and high availability ...
... • Everything runs in-memory on the same platform - very efficiently • The data is safe! Local disks are used for persistence and recovery • This is a full read/write, transactional RDBMS for shared, multi-user access • Offers for replication for load balancing, fault tolerance and high availability ...
Security - NYU Stern School of Business
... overload for the server • Most server have a capacity that reflects normal use requirements • Tojan horse or worms get distributed onto many machines • At a specific time all infected machines start sending requests to the same server ...
... overload for the server • Most server have a capacity that reflects normal use requirements • Tojan horse or worms get distributed onto many machines • At a specific time all infected machines start sending requests to the same server ...
cisco.camre.ac.uk
... While no one would wish to live in a society with a ‘Big Brother ‘figure watching every move, it is natural for people to desire the assurance that the working environment and all systems are safe. ...
... While no one would wish to live in a society with a ‘Big Brother ‘figure watching every move, it is natural for people to desire the assurance that the working environment and all systems are safe. ...
Information Systems and Networks
... many users neglect to use WEP security features, leaving them unprotected ...
... many users neglect to use WEP security features, leaving them unprotected ...
ISEC0511
... application can also be considered as part of the accounting information. These files need security so that adversaries cannot tamper or delete them. ...
... application can also be considered as part of the accounting information. These files need security so that adversaries cannot tamper or delete them. ...
Chapter 06
... • First discovery was Cabir worm in 2004 • Then Lasco and CommWarrior in 2005 • Communicate through Bluetooth wireless connections or MMS • Target is the smartphone • Can completely disable the phone, delete data on the phone, or force the device to send costly messages • CommWarrior replicates by m ...
... • First discovery was Cabir worm in 2004 • Then Lasco and CommWarrior in 2005 • Communicate through Bluetooth wireless connections or MMS • Target is the smartphone • Can completely disable the phone, delete data on the phone, or force the device to send costly messages • CommWarrior replicates by m ...
Curriculum Vitae - ASU People Search
... Designed secured communication layer by modification of frame format of IP, TCP and UDP layer using Scapy. Implemented Automated and Precise Cross Site Script (XSS) generator for Web Application testing in python. Simulated malicious web server client to identify vulnerabilities in code of pyt ...
... Designed secured communication layer by modification of frame format of IP, TCP and UDP layer using Scapy. Implemented Automated and Precise Cross Site Script (XSS) generator for Web Application testing in python. Simulated malicious web server client to identify vulnerabilities in code of pyt ...
Fundamentals of Computer Security
... systems security[2]. Traditional methods (such as identification and authentication, access restriction, etc.) do not solve this problem Drawbacks; among them are ...
... systems security[2]. Traditional methods (such as identification and authentication, access restriction, etc.) do not solve this problem Drawbacks; among them are ...
Antivirus Software
... – Hackers don’t generally have malicious intent; crackers do – Terms are often used interchangeably ...
... – Hackers don’t generally have malicious intent; crackers do – Terms are often used interchangeably ...
Information Security - National University of Sciences and
... • Attaches itself to some host program e.g. a word document • Executes when word document is opened • Make copies of itself by attaching itself by other host programs • Can do all sorts of damage • Fill up storage and memory, modify/destroy data, erase hard disk ...
... • Attaches itself to some host program e.g. a word document • Executes when word document is opened • Make copies of itself by attaching itself by other host programs • Can do all sorts of damage • Fill up storage and memory, modify/destroy data, erase hard disk ...
PROTECTING INFORMATION RESOURCES
... It turns out that scammers have been posing as small businesses to improperly access data about individuals. The scammers would open accounts with ChoicePoint masquerading as small businesses and then improperly use the sensitive personal data for identity fraud. ...
... It turns out that scammers have been posing as small businesses to improperly access data about individuals. The scammers would open accounts with ChoicePoint masquerading as small businesses and then improperly use the sensitive personal data for identity fraud. ...
The CyberFence Difference
... Precise processes in most critical-infrastructure networks rely on the undisturbed operation of industrial control systems (ICS). Failures within the ICS can cause critical services to fail, and may result in severe injury to people, property and the environment. In evaluating options for securing v ...
... Precise processes in most critical-infrastructure networks rely on the undisturbed operation of industrial control systems (ICS). Failures within the ICS can cause critical services to fail, and may result in severe injury to people, property and the environment. In evaluating options for securing v ...
PPT - CS
... – Buffer overflow (e.g., ‘finger’, Internet Worm, Web Site apps) – Mobile code security flaws (Java, ActiveX) • Knowledge spreads faster than remedy – Hacker bulletins – Advisories: • Flaws/fixes repositories, e.g., CERT • Publicly available software kits to detect known vulnerabilities, e.g., SATAN ...
... – Buffer overflow (e.g., ‘finger’, Internet Worm, Web Site apps) – Mobile code security flaws (Java, ActiveX) • Knowledge spreads faster than remedy – Hacker bulletins – Advisories: • Flaws/fixes repositories, e.g., CERT • Publicly available software kits to detect known vulnerabilities, e.g., SATAN ...
LVRJ Case study
... requirements by providing their IT staff with a centralized, easy-to-use and ...
... requirements by providing their IT staff with a centralized, easy-to-use and ...
Tara and Orcun
... Web Application Security (Scripting issues) Technical Vulnerabilities (Cross-site Scripting) Security Vulnerabilities (Denial of Service) Architectural/Logical Vulnerabilities (Information Leakage) ...
... Web Application Security (Scripting issues) Technical Vulnerabilities (Cross-site Scripting) Security Vulnerabilities (Denial of Service) Architectural/Logical Vulnerabilities (Information Leakage) ...
Distributed Denial of Service (DDoS)
... systems, to launch attacks • Type of distributed attacks include: – Denial-of-service (Trinoo, tribal flood network, …) – Password cracking (saltine cracker, Slurpie) – Information gathering (none available yet) ...
... systems, to launch attacks • Type of distributed attacks include: – Denial-of-service (Trinoo, tribal flood network, …) – Password cracking (saltine cracker, Slurpie) – Information gathering (none available yet) ...
Slides - TAMU Computer Science Faculty Pages
... • Spam: 95+% of all email traffic on the Internet (200 billion spam messages per day, as of January 2009) • Unique phishing attacks rose 13% (to over 28k!) in for second quarter 2008 ...
... • Spam: 95+% of all email traffic on the Internet (200 billion spam messages per day, as of January 2009) • Unique phishing attacks rose 13% (to over 28k!) in for second quarter 2008 ...
Why we need IT security - Department of Computer Science and
... filtering to distinguish between legitimate messages that are responses to valid user activity and illegitimate messages that are unsolicited). Makes its decisions based on message source address, destination address and requested port and in many cases on previous traffic history (stateful packet f ...
... filtering to distinguish between legitimate messages that are responses to valid user activity and illegitimate messages that are unsolicited). Makes its decisions based on message source address, destination address and requested port and in many cases on previous traffic history (stateful packet f ...
01-Intro
... To whom it may concern, In cooperation with the Department Of Homeland Security, Federal, State and Local Governments your account has been denied insurance from the Federal Deposit Insurance Corporation due to suspected violations of the Patriot Act. While we have only a limited amount of evidence ...
... To whom it may concern, In cooperation with the Department Of Homeland Security, Federal, State and Local Governments your account has been denied insurance from the Federal Deposit Insurance Corporation due to suspected violations of the Patriot Act. While we have only a limited amount of evidence ...
Professional Malware is a Pandemic
... Must be able to search physical memory Must be able to parse undocumented OS structures, such as process table or thread structures Must detect illegal modifications to the system Must provide improved behavioral identification Must create new algorithm for lower levels of visibility ...
... Must be able to search physical memory Must be able to parse undocumented OS structures, such as process table or thread structures Must detect illegal modifications to the system Must provide improved behavioral identification Must create new algorithm for lower levels of visibility ...
systemsprinciples2
... Assumption: mediation mechanism cannot be compromised (TCB) Example: operating system calls – Kernel interface mediates access to files, memory pages, etc. – No other way to create/manipulate resources – One problem: covert timing channels ...
... Assumption: mediation mechanism cannot be compromised (TCB) Example: operating system calls – Kernel interface mediates access to files, memory pages, etc. – No other way to create/manipulate resources – One problem: covert timing channels ...
Forms of Network Attacks
... Send invalid data to applications or network services, which causes abnormal termination or behavior of the applications or services. Flood a computer or the entire network with traffic until a shutdown occurs because of the overload. Block traffic, which results in a loss of access to network ...
... Send invalid data to applications or network services, which causes abnormal termination or behavior of the applications or services. Flood a computer or the entire network with traffic until a shutdown occurs because of the overload. Block traffic, which results in a loss of access to network ...
Network Device Security Options
... bodies, and header information in non-ASCII character sets. This function is used to encrypt confidential data transmitted by Scan to E-mail for data protection against wiretapping. Data Encryption via IPP Another method to enhance data security is through encryption. Using Ricoh’s SmartDeviceMo ...
... bodies, and header information in non-ASCII character sets. This function is used to encrypt confidential data transmitted by Scan to E-mail for data protection against wiretapping. Data Encryption via IPP Another method to enhance data security is through encryption. Using Ricoh’s SmartDeviceMo ...