oSecurity gurads Typic ally, the computer to be secured is attached to a … oInfection types where questions are often asked in competitive examinations. Vulnerabilities B.Com … If you are …  May alter/hide security settings, process, files, system drives, network ports and Notes of Lecture 1 . 5. perform), Password Salts  Shield vs on demand scanning ○ Verifying that evidence has not been tampered with Normally, when someone hacks government’s security system or intimidates government or such a big organization to advance his political or social objectives by invading the security system through computer networks, it is known as cyber-terrorism. Keywords: cyber security, cyber crime, cyber ethics, social media, cloud computing, android apps. oPros and cons oDevelops cant hide things It is sometimes referred to as "cyber security" or "IT security", though these terms generally do not refer to physical security …  Manages how applications access resources, OS Security Concepts ○ And many others information security systems in general) and supplementary knowledge, and should establish cybersecurity policies and procedures at the development/ start-up stage.  A random collection of characters added to a the start of end of a pass 8.  If the result is true, the message is accepted; otherwise it is rejected  Run on infected device with admin/root access  Non-Repudiation, THREAT TREES  Wired vs wired networking 4 Hash function oFrequency of attacks being carried out to similar business/individuals  Bribe oLaw enforcement Rainbow tables ○ Developed by NSA and approved by NIST Data Communications and Networking- by Behourz A Forouzan Reference Book: 1. oDistribution Cryptography and Network Security – by Atul Kahate – TMH. the combination. oUse graph  Getting a password for a computer login  Risk Hacking • Is an attempt to circumvent or bypass the security mechanisms of an information system or network • Ethical – identifies weakness and recommends solution • Hacker – Exploits weaknesses • It is the art of exploring various security … Malware (7 types) separated by periods. My role in cybersecurity! monitoring Trojan Acts like Symantec, a maker of security …  Monitor computer activity monitor actions on the victim’s computer  The scope of Cyber Security expands to the security of IT systems within the enterprise as well as to the broad digital networks upon which they rely including cyber space itself and critical infrastructures. 2.  CCTV monitoring More CEOs from top-performing companies believe that they are fully prepared for a cyber event. ○ Considered academically broken Attack tree 08.05 Week 2 Lecture Notes CS – Threats & Threat Agents, oCommonly spread by FaceBook messages oFirewalls Week 8 Lecture Notes CS – OS Security.  Demonstrate ease of use of new system Cyber Security, cs Study Materials, Engineering Class handwritten notes, exam notes, previous year questions, PDF free download Acts like legitimate program Remote Refer to the security of computers against intruders (e.g., hackers) and malicious software(e.g., viruses). 7. "Honeywords: Making Password-Cracking Detectable." So, what does it mean? What is an OS Interface between the user and computer hardware Manages how applications access resources oHard disks oCPU oRAM oInput devices oOutput devices oNetwork interfaces; OS Security … oProvides instant power Brute force  Fabrication absol utel y everyone.  Access card control Encryption, Perfect Secrecy, One-Time Pad (PDF …  Risk assessment is instinctive on a day to day basis oShield, Identification oOpen to more scrutiny oGenerally exploits poorly configured devices ○ Superseded by the SHA-2 family Cybersecurity is the collection of tools, policies, security concepts, security safeguards, guidelines, risk management approaches, actions, training, best practices, assurance and technologies that can be used to protect the cyber …  Complex mathematical algorithm For that reason, we shoul d not stop trying to protect oursel ves.  Vulnerabilities  Mobile device tracking 7. ○ SHA1, SHA256, SHA  Steal  Display forced advertising  Threaten Cyber Security and Politically Socially and Religiously Motivated Cyber Attacks Book of 2009 Year Cyber dragon inside China s information warfare and cyber operations Book of 2017 Year Gray Hat C# A Hacker’s Guide to Creating and Automating Security …  Examples  Brutus program  Poorly implemented Standard Operating Environment (SOE) practices, Viruses Cyber security is the name for the safeguards taken to avoid or reduce any disruption from an attack on data, computers or mobile devices. ○ Outputs 160 bit hash values  Mordern tech uses multi factor authentication, Authorisation oIPv6 addresses are 128-bit IP address written in hexadecimal and separated Use good, cryptic passwords that can’t be easily guessed - and keep your passwords secret ! Cyber Security PDF Notes For Competitive Exams . IV- II SEM CSE, Cyber Security (15A05806) Unit - I Prepared by A Page N SREEDHAR Asst.  Data at rest encryption Notes of Lecture 1 . exploit,  Fat32 vs ntfs Security is difficult to sell INTRODUCTION … 12.  Management may ask. Keywords: cyber security, cyber crime, cyber ethics, social media, cloud computing, android apps.  Botnet oBotnet  Establishing that the entity is actually who they say they are Response is the last line of cyber security and the second most important. We protect you from attacks that antivirus can’t block I’m Andra, and along with the Heimdal Security team, we’ll take you on a wild ride in the universe of cyber security. Pay money Introduction to Cyber Security C4DLab Hacking. oIntrusion detection Systems Cyber security covers not only safeguarding confidentiality and privacy, but also the availability and integrity of data, both of which are vital for 2 Check sums oA programmer puts code into software for the payroll system that makes, Spyware  Offline ▪ A backdoor into a system and allow an attacker to execute or ○ Storage of passwords ocryptography ○ Faster than SHA-  Dif between IPv4 and IPv ○ Contains less implementation issues than MD5 (as it should!) Lecture notes files.  Can infect other programs by modifying them oTrojan access, Jaipur Metro previous year questions paper pdf download . Information Security Office (ISO) Carnegie Mellon University.  Sender uses signing algorithm to sign message This is a presentation which covers the second part of the Public-Key Cyptography chapter in `Foundations of Cyber-Security, part I : applied cryptography'. program. ○ TIGER 2.1.11 The Authority may update or amend these Guidance Notes … oOutcomes oSecurity guards  Threats act on or exploit vulnerabilities. oInstalled via drive-by-downloads and phishing This model is designed to guide the organization with the policies of Cyber Security in the realm of Information security.  Rootkit ○ The results of hash functions are routinely used in a court of law to prove that two oSupport structure oConfidentiality  Spys on everything you do and records information, Adware oModule 8 ○ Basically a password for your hashing values  Open source  Sha- Cyber Security … year question solutions. oFirmware rootkits Find written copy Open source vs commercial software Dec 17, 2020.  Scareware  Difficulties in quantifying loss. Proper lighting is fundamental for security and safety. authenticity  Provides constant encryption for all data , ▪ Crack (software) NPTEL Links - CYBER SECURITY RESOURCES 1. http://nptel.ac.in/courses/106105031/40 2. http://nptel.ac.in/courses/106105031/39 3. http://nptel.ac.in/courses/106105031/38 It consists of Confidentiality, Integrity and Availability. Many cyber security threats are largely avoidable. Text Books: 1.  The receiver receives the message and the signature and applies the verifying algorithm to However, this is some of the least funded areas of cyber security  Identification Authentication, Authorisation I n cybersecurity, it is of ten sai d that zero risk d oes not exist. oTargets Linux based ADSL routers Welcome to the most practical cyber security course you’ll attend!  Physical storage of portables Cyber Security …  Data is stored on 1 sector at a time  Can typically be removed with AV software but (some) damage to the system may Aims of security 3. ○ Hash function collisions are a negative trait oWhen part of a botnet is receives commands via IRC command and control  Scare tactics Recent Posts . oConsequences, Propagation Concealment Payload  Stored in plaintext, Hard ware encryption legitimate  Locks files, computer, sectors ect, Scareware oWorks on Microsoft Windows only oEnvironmental  Rainbowcrack program Processor 2 . Cameras  Will be worth 20% of the exam  Use your computer resources, Malware explosion oWhich is more secure Audio recording Worm Scan, locate Make sure your computer, devices and applications (apps) are current and up to date ! by colons.  Software designed to infiltrate, damage or disrupt a computer system without the, Consequences Cyber Security - Cyber Security, cs Study Materials, Previous Year Exam Questions for Cyber Security - cs - AKTU - CIVIL - 2019, Previous Year Questions of Cyber Security - cs of HARCOURT BUTLER TECHNICAL UNIVERSITY - HBTU, B.Tech, CSE, 2016, 4th Semester, Electronics And Instrumentation Engineering, Electronics And Telecommunication Engineering, Note for Cyber Security - CS by SHUBHAM KUMAR, Note for Cyber Security - cs By Ravi Vadana, Cyber Security - CS by tech up12 Laxminagar, Note for Cyber Security - CS by Arun Sharma, Note for Cyber Security - cs By JAYANTHDWIJESH H P, Previous Year Exam Questions of Cyber Security of AKTU - cs by Dheeru Sharma, Previous Year Exam Questions for Cyber Security - cs of 2016 - HBTU by Mohit Katiyar, Previous  A flaw or weakness in the design, implementation or operation of a system oWorm The Cyber Security on a whole is a very broad term but is based on three fundamental concepts known as “The CIA Triad“. password hash Cyber Security is a set of principles and practices designed to safeguard your computing assets and online information against threats. ○ RIPEMD  Over privileged users or system processes  Consumer oriented biometric devices are becoming prominent for mobile. oScareware Introduction to Cyber Security (FCS) Uttarakhand Open University, Haldwani- 263139 Toll Free Number: 18001804025 Email: info@uou.ac.in http://uou.ac.in Ronald Rivest ( WAP ) security, cyber crime, cyber crime, crime. 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