Network Security - ITperfection - Network Security

Buffer Overflow Attack

Tech20202020-07-25T12:58:52+00:00Categories: Network Security|Tags: Address space randomization, ASLR, Buffer Overflow, Buffer Overflow Attack, Cyber Attacks, cyber crime, cyber security, CyberSecurity, Data execution prevention, high-level programming languages, Integer overflow attack, Network Attacks, Network Security, security patches, SEHOP, Structured exception handler overwrite protection, Unicode overflow|

Buffers are memory storage regions that temporarily hold data while it is being transferred from one location to another. These buffers typically live in RAM memory. Most modern hard drives take advantage of buffering to efficiently access data. Buffer is also widely used in online video streaming and buffers are frequently used in online video [...]

Macro Virus

Tech20202020-09-26T06:36:35+00:00Categories: Network Security|Tags: Concept Virus, Cyber Attacks, cyber security, Macro Virus, Macro.Colors, Macro.Concept, Macro.DMV, Macro.Hot, Macro.Nuclear, Malware, Melissa Virus, Microsoft Office, Network Security, VBA Macro|

What’s a macro? It’s a small program that runs within a bigger program to automate a task (usually a complex or time-consuming task) on a user’s behalf. Macros are written in a programming language designed to work within their broader environment. So, for example, macros for Microsoft Office are currently written in Visual Basic for [...]

Dark Web

Tech20202020-09-02T05:29:51+00:00Categories: Computer & Network Concepts|Tags: Bitcoin, Criminal Activity, cryptocurrency, Cyber Attacks, cyber crime, cyber security, CyberSecurity, Dark Web, DDoS attack, DoS attack, Hacker, Hacking, Hidden Wiki, Illicit substances, Malware, Network Security, Phishing Attack, Webcam hijacking|

The dark web is a part of the internet (or a small part of the deep web) that isn't indexed by search engines. The dark web contains a large amount of illegal and criminal content (from various aspects). Online marketplaces for drugs, exchanges for stolen data, and other illegal activities get most of the attention. [...]

ITIL Framework

Tech20202020-07-13T17:31:14+00:00Categories: Network Security|Tags: Availability Management, Axelos, Business Relationship Management, Capacity Management, cyber security, CyberSecurity, Demand Management, Design Coordination, Financial Management, Information Security Management, IT Service Continuity Management, ITIL, ITIL Framework, ITIL Service Design, ITIL Service Strategy, ITperfection, Network Security, Service Catalog Management, Service Level Management, Service Portfolio Management, Strategy Management, Supplier Management|

The IT Infrastructure Library (ITIL) is a library of volumes describing a framework of best practices for delivering IT services. ITIL’s systematic approach to IT service management can help businesses manage risk, strengthen customer relations, establish cost-effective practices, and build a stable IT environment that allows for growth, scale and change. In fact, ITIL describes [...]

Metasploit Framework

Tech20202020-09-24T10:28:50+00:00Categories: Network Security|Tags: cyber security, CyberSecurity, Datastore, DRM-free ebook, Dynamic payloads, Exploit, Global datastore, IPS, Metasploit, Metasploit Framework, Meterpreter payloads, Module datastore, Network Security, Nop generator, Payload, Penetration Testing, pentester, Post-exploitation code, Static payloads, Varonis Cyber Workshop|

A kind of penetration testing aid is the Metasploit Project. This open-source framework allows testing via command line alterations or GUI. The Metasploit Framework is a Ruby-based, modular penetration testing platform that enables a pentester (hacker) to writes, tests, and executes exploit code. In other words, the Metasploit framework is a very powerful tool which can [...]

Zero-day Vulnerabilities and Zero-day Exploits

Tech20202020-09-24T10:32:09+00:00Categories: Network Security|Tags: Cyber Attacks, cyber crime, cyber security, CyberSecurity, ITperfection, Malware, Network Attacks, Network Security, Next-Generation Firewall, Zero-day, Zero-day Exploits, Zero-day Vulnerability|

Zero-day is a flaw in software, hardware or firmware that it has the potential to be exploited by cybercriminals. In other words, zero-day is a vulnerability in a system or device that has been disclosed but is not yet patched. A zero day exploit is a cyber-attack that occurs on the same day a weakness [...]

Penetration Testing

Tech20202020-09-24T10:36:23+00:00Categories: Network Security|Tags: Black box pen test, blind pen test, clear-box pen test, Cyber Attacks, cyber crime, cyber security, CyberSecurity, External pen test, Firewall, Gray box pen test, internal pen test, IPS, ITperfection, logic-driven pen test, Network Security, open-box pen test, PCI DSS, Penetration Testing, Phishing Attack, Silverlight, Targeted Pen test, White box pen test|

A penetration test (pen test or pentest and or ethical hacking) is a simulated cyber-attack against a computer system to check for exploitable vulnerabilities. You should not be confused it with a vulnerability assessment. Source: en.wikipedia.org In fact, this test simulates a real-world attack to determine how any defenses will fare and the possible magnitude [...]

ManageEngine ADAudit

Tech20202020-09-24T11:34:03+00:00Categories: Microsoft, Network Administration, Network Security|Tags: Active Directory, cyber crime, cyber security, CyberSecurity, Domain Controller, FISMA, GDPR, GLBA, HIPAA, ManageEngine ADAudit, Microsoft Windows, Network Monitoring, Network Security, PCI DSS, SOX, Syslog, Windows Server|

In this post, we'll take a look at ManageEngine ADAudit to help you understand the different aspects of this network product. You can use ManageEngine ADAudit to ensure critical resources in the network like the Domain Controllers are audited, monitored and reported with the entire information on AD objects (like Users, Groups, GPOs, Computers, OUs, etc.). [...]

Wireshark

Tech20202020-09-24T11:37:32+00:00Categories: Network Monitoring, Network Security|Tags: cyber security, CyberSecurity, Data Capturing, Ecnryption, Ethermet, HDLC, IDS, ITperfection, NCI, Network Attacks, Network Monitoring, Network Security, Network traffic analyzing, OSI Model, PPP, Sniffing, tcpdump, TLS, USB, VOIP, WinDump, Wireshark|

Wireshark is a network packet analyzer. This software one of the best packet analyzers available today and is available for free, and it is open source. This software, formerly known as Ethereal but the project was renamed Wireshark in May 2006 due to trademark issues. Sources: wireshark.org and en.wikipedia.org Wireshark is cross-platform and it runs [...]