Cache attacks - PowerPoint PPT Presentation


Types Cyber Attacks: Cyber Security Training Workshop

Join our Cyber Security Training Workshop to learn about different types of cyber attacks such as social engineering attacks, DDoS attacks, malware attacks, MitM attacks, APTs, and password attacks. Enhance your knowledge and skills in cyber security.

12 views • 45 slides


Adversarial Machine Learning

Evasion attacks on black-box machine learning models, including query-based attacks, transfer-based attacks, and zero queries attacks. Explore various attack methods and their effectiveness against different defenses.

21 views • 60 slides



Adversarial Machine Learning in Cybersecurity: Challenges and Defenses

Adversarial Machine Learning (AML) plays a crucial role in cybersecurity as security analysts combat continually evolving attack strategies by malicious adversaries. ML models are increasingly utilized to address the complexity of cyber threats, yet they are susceptible to adversarial attacks. Inves

1 views • 46 slides


Understanding Malicious Attacks, Threats, and Vulnerabilities in IT Security

Malicious attacks, threats, and vulnerabilities in IT systems pose significant risks and damages. This chapter explores the types of attacks, tools used, security breaches, and measures to protect against cyber threats. Learn how security professionals safeguard organizations from malicious attacks

0 views • 24 slides


Role of AI in Threat Detection and Zero-day Attacks

Cybercrime has been on the rise, especially with the surge in zero-day attacks targeting various industries. State-sponsored actors, like Chinese groups, dominate zero-day exploits, challenging traditional detection methods. Incorporating AI, machine learning, and deep learning is vital in enhancing

0 views • 9 slides


Principles of Cyber Security

Threat actors prioritize targeting networks to exploit vulnerabilities, leading to various attacks such as interception, DNS attacks, and MITM attacks. MITM attacks involve eavesdropping on communications or impersonating parties, with techniques like session replay to steal credentials. Implementin

0 views • 7 slides


How to Resolve QuickBooks Error 1014?

How to Resolve QuickBooks Error 1014?\nStuck with QuickBooks Error 1014? Don't panic! This error disrupts QuickBooks by overloading the company file cache. Fear not! Our guide equips you with solutions. Rebuild the cache, close unnecessary programs, or update QuickBooks. For multi-user issues, try E

0 views • 3 slides


Understanding Phishing Attacks: Risks, Prevention, and Awareness

Phishing attacks are prevalent cybercrimes where attackers deceive individuals into divulging sensitive information or engaging in harmful actions. These attacks can happen through various channels such as emails, texts, or websites. The perpetrators aim to manipulate emotions like curiosity, greed,

1 views • 47 slides


Understanding Memory Organization in Computers

The memory unit is crucial in any digital computer for storing programs and data. It comprises main memory, auxiliary memory, and cache memory, each serving different roles in data storage and retrieval. Main memory directly communicates with the CPU, while cache memory enhances processing speed by

1 views • 37 slides


Understanding Cache and Virtual Memory in Computer Systems

A computer's memory system is crucial for ensuring fast and uninterrupted access to data by the processor. This system comprises internal processor memories, primary memory, and secondary memory such as hard drives. The utilization of cache memory helps bridge the speed gap between the CPU and main

1 views • 47 slides


Understanding Shared Memory Architectures and Cache Coherence

Shared memory architectures involve multiple CPUs sharing one memory with a global address space, with challenges like the cache coherence problem. This summary delves into UMA and NUMA architectures, addressing issues like memory latency and bandwidth, as well as the bus-based UMA and NUMA shared m

0 views • 27 slides


Understanding Cache Memory in Computer Architecture

Cache memory is a crucial component in computer architecture that aims to accelerate memory accesses by storing frequently used data closer to the CPU. This faster access is achieved through SRAM-based cache, which offers much shorter cycle times compared to DRAM. Various cache mapping schemes are e

2 views • 20 slides


Managing Covid-19 Cyber and Data Protection Risks

Exploring the risks and challenges related to cyber attacks and data protection amidst the Covid-19 pandemic. The agenda covers an overview of cyber-attacks, recent developments, protections against cyber attacks, data protection concerns during lockdown, compliance steps, and employee rights issues

1 views • 35 slides


Mitigation of DMA-based Rowhammer Attacks on ARM

Practical strategies are presented in "GuardION: Practical Mitigation of DMA-based Rowhammer Attacks on ARM" to defend against Rowhammer attacks on ARM architecture. The paper discusses Rowhammer defenses, RAMPAGE attacks on Android OS, and introduces GuardION as a lightweight mitigation approach. I

0 views • 48 slides


GPU Scheduling Strategies: Maximizing Performance with Cache-Conscious Wavefront Scheduling

Explore GPU scheduling strategies including Loose Round Robin (LRR) for maximizing performance by efficiently managing warps, Cache-Conscious Wavefront Scheduling for improved cache utilization, and Greedy-then-oldest (GTO) scheduling to enhance cache locality. Learn how these techniques optimize GP

0 views • 21 slides


Cybersecurity Challenges: Attacks on Web Applications and Cost of Security Breaches

In the realm of cybersecurity, attacks on web applications pose a significant threat with 78% of attacks targeting applications. The consequences of these attacks are immense, with projected costs reaching $6 trillion annually by 2021. Notable breaches in recent years highlight the urgency for robus

8 views • 23 slides


Understanding Buffer Overflow Attacks at Carnegie Mellon

Learn about the Carnegie Mellon 15-213 Recitation Attack Lab, where you can hijack programs using buffer overflow attacks. Gain insights into stack discipline, stack frames, and defeating secure programs through return-oriented programming. Dive into topics like stack smashing attacks, buffer overfl

8 views • 24 slides


Understanding Shared Memory Architectures and Cache Coherence

Shared memory architectures involve multiple CPUs accessing a common memory, leading to challenges like the cache coherence problem. This article delves into different types of shared memory architectures, such as UMA and NUMA, and explores the cache coherence issue and protocols. It also highlights

2 views • 27 slides


Understanding Multi-Threading Concepts in Computer Systems

Exploring topics such as cache coherence, shared memory versus message passing, synchronization primitives, cache block states, performance improvements in multiprocessors, and the Ocean Kernel procedure for solving matrices.

0 views • 22 slides


Understanding Network Security: Hijacking, Denial of Service, and IDS

This content delves into the concepts of spying and hijacking in network security, covering topics such as eavesdropping on packets, injecting packets into streams, denial of service attacks, and defense mechanisms like firewalls and IDS. It explores low-level attacks and defenses, including ARP cac

1 views • 81 slides


Understanding Denial-of-Service Attacks and Defense Strategies

Denial-of-Service attacks pose a serious threat where attackers flood networks with traffic, leading to system crashes and slowdowns. Explore the impact, expected results, and various categories of DoS attacks such as bandwidth attacks, protocol exceptions, and logic attacks. Learn how to defend aga

0 views • 61 slides


Understanding Network Denial of Service (DoS) Attacks

Network Denial of Service (DoS) attacks aim to disrupt services by overwhelming them with traffic. These attacks can occur at various layers of the network stack and exploit weaknesses to achieve their goal. Amplification attacks, such as the Smurf attack and DNS Amplification attack, can significan

2 views • 52 slides


Preventing Active Timing Attacks in Low-Latency Anonymous Communication

This research addresses the vulnerabilities of onion routing to timing attacks and proposes solutions to prevent active timing attacks, focusing on low-latency anonymous communication systems. Various problems related to timing attacks in onion routing are analyzed, including the role of adversaries

0 views • 52 slides


Understanding Control Hijacking Attacks in Software Systems

Control hijacking attacks, such as buffer overflows and format string vulnerabilities, allow attackers to take over a target machine by manipulating application control flow. Knowledge of C functions, system calls, CPU, and OS used is crucial for executing these attacks successfully. This summary pr

1 views • 55 slides


Mitigating Conflict-Based Attacks in Modern Systems

CEASER presents a solution to protect Last-Level Cache (LLC) from conflict-based cache attacks using encrypted address space and remapping techniques. By avoiding traditional table-based randomization and instead employing encryption for cache mapping, CEASER aims to provide enhanced security with n

1 views • 21 slides


Strategies to Protect School Systems from Cyber Attacks

Schools are increasingly becoming targets of cyber attacks, making cybersecurity measures crucial. The article discusses the importance of responding to cyber attacks, creating incident response plans, and being vigilant against interception attacks. It outlines the steps to detect, document, and mi

0 views • 21 slides


Amoeba Cache: Adaptive Blocks for Memory Hierarchy Optimization

The Amoeba Cache introduces adaptive blocks to optimize memory hierarchy utilization, eliminating waste by dynamically adjusting storage allocations. Factors influencing cache efficiency and application-specific behaviors are explored. Images and data distributions illustrate the effectiveness of th

0 views • 57 slides


Understanding Cache Memory Designs: Set vs Fully Associative Cache

Exploring the concepts of cache memory designs through Aaron Tan's NUS Lecture #23. Covering topics such as types of cache misses, block size trade-off, set associative cache, fully associative cache, block replacement policy, and more. Dive into the nuances of cache memory optimization and understa

0 views • 42 slides


Architecting DRAM Caches for Low Latency and High Bandwidth

Addressing fundamental latency trade-offs in designing DRAM caches involves considerations such as memory stacking for improved latency and bandwidth, organizing large caches at cache-line granularity to minimize wasted space, and optimizing cache designs to reduce access latency. Challenges include

0 views • 32 slides


Compute and Storage Overview at JLab Facility

Compute nodes at JLab facility run CentOS Linux for data processing and simulations with access to various software libraries. File systems provide spaces like /group for group software, /home for user directories, and Cache for write-through caching. Additionally, there are 450TB of cache space on

0 views • 11 slides


Understanding Cache Memory Organization in Computer Systems

Exploring concepts such as set-associative cache, direct-mapped cache, fully-associative cache, and replacement policies in cache memory design. Delve into topics like generality of set-associative caches, block mapping in different cache architectures, hit rates, conflicts, and eviction strategies.

0 views • 35 slides


Adaptive Insertion Policies for High-Performance Caching

Explore the concept of adaptive insertion policies in high-performance caching systems, focusing on mitigating the issue of Dead on Arrival (DoA) lines by making simple changes to cache insertion policies. Understanding cache replacement components, victim selection, and insertion policy can signifi

0 views • 15 slides


Guide to Clearing Browser Cache for Better Online Experience

Learn how to clear cache on Internet Explorer, Firefox, and Chrome to avoid distorted data and inaccurate information during a weekend release. Follow simple steps provided for each browser to ensure smooth browsing experience on BT Wholesale Online. Access the user guide via My BT Wholesale.

0 views • 8 slides


Tradeoffs in Coherent Cache Hierarchies for Accelerators

Explore the design tradeoffs and implementation details of coherent cache hierarchies for accelerators in the context of specialized hardware. The presentation covers motivation, proposed design, evaluation methods, results, and conclusions, highlighting the need for accelerators and considerations

0 views • 22 slides


Efficient Handling of Cache Miss Rate in FPGAs

This study focuses on improving cache miss rate efficiency in FPGAs through the implementation of non-blocking caches and efficient Miss Status Holding Registers (MSHRs). By tracking more outstanding misses and utilizing memory-level parallelism, this approach proves to be more cost-effective than s

0 views • 44 slides


Defending Against Cache-Based Side-Channel Attacks

The content discusses strategies to mitigate cache-based side-channel attacks, focusing on the importance of constant-time programming to avoid timing vulnerabilities. It covers topics such as microarchitectural attacks, cache structure, Prime+Probe attack, and the Bernstein attack on AES. Through d

0 views • 25 slides


Understanding Meltdown and Spectre Attacks: An Overview

Delve into the world of cybersecurity with a detailed exploration of the Meltdown and Spectre attacks, their implications, and innovative techniques like using CPU cache for memory retention. Discover how out-of-order execution and security room setups play crucial roles in safeguarding sensitive in

0 views • 30 slides


Cache Attack on BLISS Lattice-Based Signature Scheme

Public-key cryptography, including the BLISS lattice-based signature scheme, is pervasive in digital security, from code signing to online communication. The looming threat of scalable quantum computers has led to the development of post-quantum cryptography, such as lattice-based cryptography, whic

0 views • 13 slides


Security Issues in Parallel and Distributed Computing - Side Channel Attacks and Defenses

Explore various security threats in parallel and distributed computing, focusing on side channel attacks and defenses. Learn about microarchitecture, cache hierarchy, popular attacks, defense mechanisms, and more. Discover how hardware vulnerabilities can lead to the compromise of sensitive data and

0 views • 30 slides


Automated Signature Extraction for High Volume Attacks in Cybersecurity

This research delves into automated signature extraction for high-volume attacks in cybersecurity, specifically focusing on defending against Distributed Denial of Service (DDoS) attacks. The study discusses the challenges posed by sophisticated attackers using botnets and zero-day attacks, emphasiz

0 views • 37 slides