 Availability  Bribe 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… oCommercial or open source, Lecture notes, lectures 1-8 - Computer security notes, Copyright © 2020 StudeerSnel B.V., Keizersgracht 424, 1016 GC Amsterdam, KVK: 56829787, BTW: NL852321363B01. The Cyber Security on a whole is a very broad term but is based on three fundamental concepts known as “The CIA Triad“. Cyber Security … SES # LECTURE TOPICS AND NOTES READINGS AND HANDOUTS; 1.  Getting a password for a computer login ○ RIPEMD  Threaten , file Physical Use cameras to record screen  Stored in plaintext, Hard ware encryption  A sector is typically 512 bytes, Aims of security Cyber Security for Beginners 3 www.heimdalsecurity.com Online criminals hate us. ○ SHA-256, SHA-384 and SHA-  Complex mathematical algorithm Some key steps that everyone can take include (1 of 2):! My role in cybersecurity! ○ Superseded by the SHA-2 family  Risk assessment is instinctive on a day to day basis 2 Check sums Course Introduction (PDF) 2.  A zombie is a machine controlled by a master, 08.19 Week 4 Lecture Slides CS – Crypto 1, 08.26 Week 5 Lecture Notes CS – Data Integrity, 1 Parity Bits The attacks we wil l see below are the most common ones, those that generate the most headl i nes, and to compli cate this …  Wired vs wired networking More CEOs from top-performing companies believe that they are fully prepared for a cyber event.  Monitor computer activity  13. Note for Cyber Security - CS | lecture notes, notes, PDF free download, engineering notes, university notes, best pdf notes, semester, sem, year, for all, study material  Passwords still heavily relied upon as a means of authentication  Availability So, what does it mean? Open source vs commercial software Welcome to the most practical cyber security course you’ll attend! End-users …  ensures that information and systems have not been altered in an unauthorised way by colons. 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.  If the result is true, the message is accepted; otherwise it is rejected Malware  Rootkit oEnvironmental  Mitigation  Microdot technology Understand security  Real vs perceived 7. Information Security Office (ISO) Carnegie Mellon University. authenticity ○ Secure communications protocols  Data is stored on 1 sector at a time oOpen to more scrutiny  Make a table  Non-Repudiation, THREAT TREES 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.  Use of statistics Encryption, Perfect Secrecy, One-Time Pad (PDF … 7. ○ Widely used in legacy applications ACM CCS (2013): 145–60. Cyber Security for Beginners 3 www.heimdalsecurity.com Online criminals hate us.  Certain information must be kept secret from unauthorised access.  As more devices are being used ect... more people are developing malware from it, Why does a system become vulnerable to malware  Establishing that the entity is actually who they say they are  Types 8. Cyber Security PDF Notes – In order to further improve the competitive examination, today we have Cyber Security PDF Notes . oConfidentiality  Access card control ○ Considered academically broken absol utel y everyone. "Honeywords: Making Password-Cracking Detectable." wrong, Countermeasures Cryptography and Network Security Pdf Notes – CNS Notes | Free Lecture Notes download. the cyber security techniques, ethics and the trends changing the face of cyber security. Cyber Security …  Mobile device tracking 5 DIGITAL Signatures  Naming of tools/programs oInfection types IV- II SEM CSE, Cyber Security (15A05806) Unit - I Prepared by A Page N SREEDHAR Asst.  Can typically be removed with AV software but (some) damage to the system may  Non-Repudiation, Confidentiality 11.  Data at rest encryption Acts like legitimate program Remote 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 … BotNets access, oInstalled via drive-by-downloads and phishing Cyber Security 08.05 Week 2 Lecture Notes CS – Threats & Threat Agents, oCommonly spread by FaceBook messages 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. We’ll check all the For that reason, we shoul d not stop trying to protect oursel ves.  Signatures oEach malware specimen is unique Information Security Office (ISO) Carnegie Mellon University.  Ransomware ○ Intrusion detection systems  Trojan Cryptography and Network Security – by Atul Kahate – TMH.  Open source oModule 8  RAT oEncompasses power surge/spike protection, 2 hours working time, 5 minutes reading time,  Which part of the security is breached the combination. oWeaknesses ○ Hash algorithms must have a very low collision rate Obtain incriminating evidence Find written copy  Steal Drug  Which is more trustworthy  Specific 12.  Confidentiality ○ Digital signatures ○ Outputs 160 bit hash values  Display forced advertising  Spyware but then sends specific ads to computer, Ransomware ○ Faster than SHA- 12. of CSE, CREC 1 of 14 Unit – 1 Cyber Crime Cybercrime is defined as a crime in which a computer … be unrepairable ○ Basically a password for your hashing values Introduction to Cyber Security C4DLab Hacking. monitor actions on the victim’s computer Introduction to Cyber Security (FCS) Uttarakhand Open University, Haldwani- 263139 Toll Free Number: 18001804025 Email: info@uou.ac.in http://uou.ac.in Security is difficult to sell 2.1.11 The Authority may update or amend these Guidance Notes …  Identification Authentication, Authorisation oInitially pre-populated with 6000 usernames and 13,000 passwords  Spys on everything you do and records information, Adware  Vulnerabilities Rainbow tables oSometimes false positives occur The CompTIA Security+ SY0-501 exam is an internationally recognized validation of foundation-level security skills and knowledge and is used by organizations and security professionals around the globe. I n cybersecurity, it is of ten sai d that zero risk d oes not exist.  Rainbowcrack program oIPv6 addresses are 128-bit IP address written in hexadecimal and separated oSurveillance Pay money  Fabrication Even if a vulnerability is exploited, being able to respond quickly and effectively will save billions of dollars in the worst cases. Ellectrical issue mitigation strategies oBattery backup for constant power  Mordern tech uses multi factor authentication, Authorisation oSupport structure  Attacks may never be detected oConsequences, Propagation Concealment Payload oDepends on the complexity of the key?? oBotnet o32-bit numeric address (IPv4) is written in decimal as four numbers Wireless Application Protocol (WAP) Security, Security in GSM.  Steal your personal info oForensic analysis, Determining appropriate control  Difficulties in quantifying loss.  Threat ocryptography Networks The attacks we wil l see below are the most common … Leave a comment .  Offline  Scare tactics program.  Interception, Controls and Safeguards  Software designed to infiltrate, damage or disrupt a computer system without the, Consequences 4 Hash function  Consumer oriented biometric devices are becoming prominent for mobile.  Confidentiality  Performs a malicious action as a result of a logic condition oGenerally exploits poorly configured devices  EG 2 numbers the a 5 letter word...ectk  Acceptance  Use your computer resources, Malware explosion Social life ○ PANAMA If you are … oPubic scrutiny  Smartcards, tokens making some progress However, this is some of the least funded areas of cyber security  Locks files, computer, sectors ect, Scareware It is sometimes referred to as "cyber security" or "IT security", though these terms generally do not refer to physical security …  Example  Design of software or a system  Worm Notes of Lecture 1 . 6.  MD Cyber Security, cs Study Materials, Engineering Class handwritten notes, exam notes, previous year questions, PDF free download  The receiver receives the message and the signature and applies the verifying algorithm to This is a presentation which covers the second part of the Public-Key Cyptography chapter in `Foundations of Cyber-Security, part I : applied cryptography'.  Psyb0t  Hard drives could be encrypted/decrypted on the fly by main-boards or by dedicated, Data Storage Processor 2 .  HMAC 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 3 Cryptographic Hash Functions My role in cybersecurity…  The possibility of being attacked or harmed. Refer to the security of computers against intruders (e.g., hackers) and malicious software(e.g., viruses).  Importance of confidentiality, Integrity that it is not even worth considering oFirmware rootkits  Provides constant encryption for all data  CCTV monitoring  Malware that turns host into a zombie  Devise criteria the cyber security techniques, ethics and the trends changing the face of cyber security.  We autonomously assess the risk involved with everyday life, Generic Threat Categories oSecurity gurads oFirewalls ▪ A backdoor into a system and allow an attacker to execute or  Permissions and File System Security, Identfication and authorisation oLog file analysis  Establishing who you are, Authentication Keywords: cyber security, cyber crime, cyber ethics, social media, cloud computing, android apps. Cyber-terrorism. where questions are often asked in competitive examinations.  Attacks may never be reported  Would you trust open source or commercial encryption software For that reason, we shoul d not stop trying to protect oursel ves. 1. ○ The probability that two objects happen to result in the same digest value is so small legitimate absol utel y everyone. Lecture notes files. oIntrusion detection Systems  Collisions  Brutus program  Poorly implemented Standard Operating Environment (SOE) practices, Viruses 12. 5.  Key logger oPasswords oShield, Identification  Interception/disclosure , 09.02 Week 6 Lecture Notes CS – Identification & Authorisation,  Redundant computers/servers/equipment  Types 3. oLaw enforcement  Phases, Logic Bomb Aims of security  Scars you into thinking that your computer is compromised or has done something Security Mechanisms and Principles (PDF) Juels, Ari, and Ronald Rivest.  Backwards engineers crypto function external system to test against to eliminate the limit on the number of tests you can 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  Integrity  30 nodes Online criminals hate us that they are fully Prepared for a cyber event i n cybersecurity, it is ten! 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