Charles Haiber`s presentation on Exokernels
... exist Exist to provide specialized abstractions • One OS might cater specifically to networking Library OS are not trusted by the exokernel • They are free to trust the applications • They run on the application level themselves Allow ...
... exist Exist to provide specialized abstractions • One OS might cater specifically to networking Library OS are not trusted by the exokernel • They are free to trust the applications • They run on the application level themselves Allow ...
CHAPTER 1 Networking Concepts
... This standard uses certificate-based authentication and encryption to transmit messages between users and applications vCARD The vCARD is an industry format for describing and displaying information typically found on a business card Signed Objects These allow for trusted distribution and execut ...
... This standard uses certificate-based authentication and encryption to transmit messages between users and applications vCARD The vCARD is an industry format for describing and displaying information typically found on a business card Signed Objects These allow for trusted distribution and execut ...
Module 3: Operating
... protection of system resources since each virtual machine is isolated from all other virtual machines. This isolation, however, permits no direct sharing of resources A virtual-machine system is a perfect vehicle for operating-systems research and development. System development is done on the virtu ...
... protection of system resources since each virtual machine is isolated from all other virtual machines. This isolation, however, permits no direct sharing of resources A virtual-machine system is a perfect vehicle for operating-systems research and development. System development is done on the virtu ...
SMALL FIRMS CYBERSECURITY GUIDANCE
... Updated anti-virus software, in addition to web security software, greatly reduces the risk of unintentional and intentional computer infection. Additionally, personal vigilance against suspicious emails and attachments greatly reduces cyber threats. ...
... Updated anti-virus software, in addition to web security software, greatly reduces the risk of unintentional and intentional computer infection. Additionally, personal vigilance against suspicious emails and attachments greatly reduces cyber threats. ...
Towards Trustworthy Virtualisation Environments: Xen Library OS
... In this paper we present our library OS and related inter-domain communication mechanism work for the Xen virtualisation layer [1]. With the library OS an application can run directly on Xen without requiring a full blown OS such as Linux underneath it. The motivation of the work is two-fold. Firstl ...
... In this paper we present our library OS and related inter-domain communication mechanism work for the Xen virtualisation layer [1]. With the library OS an application can run directly on Xen without requiring a full blown OS such as Linux underneath it. The motivation of the work is two-fold. Firstl ...
lecture4
... back to whatever was running before, and do the rest of the processing later (like moving the data into a buffer where its recipient process can find it and restarting the process). The activities that the kernel needs to perform in response to an interrupt are thus divided into two parts: a top h ...
... back to whatever was running before, and do the rest of the processing later (like moving the data into a buffer where its recipient process can find it and restarting the process). The activities that the kernel needs to perform in response to an interrupt are thus divided into two parts: a top h ...
Computer-System Architecture Computer
... System call – the method used by a process to request action by the operating system. – Usually takes the form of a trap to a specific location in the ...
... System call – the method used by a process to request action by the operating system. – Usually takes the form of a trap to a specific location in the ...
Slides
... Many types of resources - Some (such as CPU cycles, main memory, and file storage) may have special allocation code, others (such as I/O devices) may have general request and release code ...
... Many types of resources - Some (such as CPU cycles, main memory, and file storage) may have special allocation code, others (such as I/O devices) may have general request and release code ...
Introduction to Operating Systems
... File System Manipulation - read, write, create, delete files Communications - interprocess and intersystem Error Detection - in hardware, I/O devices, user programs ...
... File System Manipulation - read, write, create, delete files Communications - interprocess and intersystem Error Detection - in hardware, I/O devices, user programs ...
Cindy - Anatomy of a Window
... Computers can execute only one instruction at a time per processor or CPU The OS controls the order in which tasks or jobs are processed The OS acts as an intermediary between application software and physical hardware The OS uses device drivers to manage hardware devices ...
... Computers can execute only one instruction at a time per processor or CPU The OS controls the order in which tasks or jobs are processed The OS acts as an intermediary between application software and physical hardware The OS uses device drivers to manage hardware devices ...
- Whatcom Community College
... • Explain the concept of the Security Design Life Cycle (SDLC). • List the types of security policies and how these relate to remediation. • Describe how awareness and training can provide increased security. • Identify remediation techniques in an ICS network, including routers, firewall technology ...
... • Explain the concept of the Security Design Life Cycle (SDLC). • List the types of security policies and how these relate to remediation. • Describe how awareness and training can provide increased security. • Identify remediation techniques in an ICS network, including routers, firewall technology ...
Weaponized Malware
... for cyber-espionage and cyber-warfare, these sophisticated attacks are now available to any cyber-criminal. How can security pros protect their organizations from these ...
... for cyber-espionage and cyber-warfare, these sophisticated attacks are now available to any cyber-criminal. How can security pros protect their organizations from these ...
Slide 1
... Find out target IP address/phone number range ◦ Why check phone numbers? Namespace acquisition. Network Topology (visualRoute). It is essential to a “surgical” attack. The key here is not to miss any details. Note that for penetration tester, this step is to avoiding testing others instead of your c ...
... Find out target IP address/phone number range ◦ Why check phone numbers? Namespace acquisition. Network Topology (visualRoute). It is essential to a “surgical” attack. The key here is not to miss any details. Note that for penetration tester, this step is to avoiding testing others instead of your c ...
Availability Confidentiality Integrity CIA
... • Most operating systems ship in the simplest configuration… unsecure • Security features disabled • Default accounts enabled with standard passwords CIA • Available services (programs) running Availability Module 04: 45 ...
... • Most operating systems ship in the simplest configuration… unsecure • Security features disabled • Default accounts enabled with standard passwords CIA • Available services (programs) running Availability Module 04: 45 ...
USING A RASPBERRY PI AS A MAIN DEVICE IN HIGHER
... keyboard and mouse. If you wish to connect anything else then you will instead need to connect to a powered USB hub. Ethernet cable: An Ethernet cable is required to connect the Raspberry Pi to a router. Either CAT‐5e or CAT‐6 cables can be used. The port is limited to 100Mbps so there is no be ...
... keyboard and mouse. If you wish to connect anything else then you will instead need to connect to a powered USB hub. Ethernet cable: An Ethernet cable is required to connect the Raspberry Pi to a router. Either CAT‐5e or CAT‐6 cables can be used. The port is limited to 100Mbps so there is no be ...
Blueprint For Security Chapter 6
... Honey pots: decoy systems designed to lure potential attackers away from critical systems and encourage attacks against the themselves Honey nets: collection of honey pots connecting several honey pot systems on a subnet Honey pots designed to: Divert attacker from accessing critical systems ...
... Honey pots: decoy systems designed to lure potential attackers away from critical systems and encourage attacks against the themselves Honey nets: collection of honey pots connecting several honey pot systems on a subnet Honey pots designed to: Divert attacker from accessing critical systems ...
threads
... – Threads are running when a thread makes a blocking system call – Threads of a process can run in parallel on a multithreaded machine ...
... – Threads are running when a thread makes a blocking system call – Threads of a process can run in parallel on a multithreaded machine ...
Today: Protection Protection
... 1. What is protection and how does it differ from security? 2. What is a domain? 3. What is a domain access matrix? How are these implemented in actual operating systems? 4. How can entries in an access matrix be modified? What is a domain switch and why is it needed? ...
... 1. What is protection and how does it differ from security? 2. What is a domain? 3. What is a domain access matrix? How are these implemented in actual operating systems? 4. How can entries in an access matrix be modified? What is a domain switch and why is it needed? ...
Table of Contents Table of Contents
... operating system, (with more methods for setting up,) maintenance performance and help with troubleshooting situations. Alternate subjects which are in the manual are networking, security of operating systems and data regarding history or other, older ...
... operating system, (with more methods for setting up,) maintenance performance and help with troubleshooting situations. Alternate subjects which are in the manual are networking, security of operating systems and data regarding history or other, older ...
Survery of Operating Systems 2nd Edition
... – An operating system that allows a single user to perform two or more functions at once is a Single‐ User/multitasking operating system – A Multi‐User/multitasking operating system is an operating system that allows multiple users to run programs simultaneously on a single network server, call ...
... – An operating system that allows a single user to perform two or more functions at once is a Single‐ User/multitasking operating system – A Multi‐User/multitasking operating system is an operating system that allows multiple users to run programs simultaneously on a single network server, call ...
Introduction to Information Security Chapter N
... Sniffers: program or device that monitors data traveling over network; can be used both for legitimate purposes and for stealing information from a network Social engineering: using social skills to convince people to reveal access credentials or other valuable information to attacker ...
... Sniffers: program or device that monitors data traveling over network; can be used both for legitimate purposes and for stealing information from a network Social engineering: using social skills to convince people to reveal access credentials or other valuable information to attacker ...
Introduction to Information Security Chapter N
... Sniffers: program or device that monitors data traveling over network; can be used both for legitimate purposes and for stealing information from a network Social engineering: using social skills to convince people to reveal access credentials or other valuable information to attacker ...
... Sniffers: program or device that monitors data traveling over network; can be used both for legitimate purposes and for stealing information from a network Social engineering: using social skills to convince people to reveal access credentials or other valuable information to attacker ...