Cyber security ransomware

  • 4 types of ransomware

    Once ransomware infects a computer, it can spread laterally across a network, infecting multiple devices—often while evading detection.
    To propagate, it usually exploits network vulnerabilities or stolen credentials.
    Phishing emails are arguably the most prevalent conduit for disseminating ransomware..

  • 4 types of ransomware

    Ransomware incidents can severely impact business processes and leave organizations without the data they need to operate and deliver mission-critical services..

  • 4 types of ransomware

    Ransomware is a type of malware and cybercrime that holds data for ransom.
    Access to data on computer networks, mobile devices, and servers is locked until the victim pays a ransom.
    Common ransomware targets include individuals, companies, organizations such as hospitals, governments, and educational institutions..

  • How does ransomware impact cybersecurity?

    Ransomware incidents can severely impact business processes and leave organizations without the data they need to operate and deliver mission-critical services..

  • How is ransomware done?

    Ransomware is often spread through phishing emails that contain malicious attachments or through drive-by downloading.
    Drive-by downloading occurs when a user unknowingly visits an infected website and then malware is downloaded and installed without the user's knowledge..

  • Is ransomware a vulnerability?

    Ransomware has disrupted critical services, businesses, and communities worldwide and many of these incidents are perpetrated by ransomware actors using known common vulnerabilities and exposures (CVE) (i.e., vulnerabilities)..

  • What causes ransomware attack?

    Ransomware is often spread through phishing emails that contain malicious attachments or through drive-by downloading.
    Drive-by downloading occurs when a user unknowingly visits an infected website and then malware is downloaded and installed without the user's knowledge..

  • What is malware in cyber security?

    Malware Definition
    Malware (short for “malicious software”) is a file or code, typically delivered over a network, that infects, explores, steals or conducts virtually any behavior an attacker wants.
    And because malware comes in so many variants, there are numerous methods to infect computer systems..

  • What is ransomware in cyber security?

    Ransomware is a malware designed to deny a user or organization access to files on their computer.
    By encrypting these files and demanding a ransom payment for the decryption key, cyberattackers place organizations in a position where paying the ransom is the easiest and cheapest way to regain access to their files..

  • What is the main cause of ransomware?

    Ransomware is often spread through phishing emails that contain malicious attachments or through drive-by downloading.
    Drive-by downloading occurs when a user unknowingly visits an infected website and then malware is downloaded and installed without the user's knowledge..

  • What is the motive of ransomware?

    The motive for ransomware attackers to date has been straightforward: deploy a cyberattack, take confidential consumer or proprietary data hostage and refuse to return it unless the company pays out..

  • What is the security mechanism for ransomware?

    Strong passwords and multi-factor authentication provide added security to prevent bad actors from accessing your systems.
    Centralized management – to deal with the complete range of ransomware threats, organizations must use centralized management procedures and systems..

  • What type of cybercrime is ransomware?

    Ransomware is a type of malware and cybercrime that holds data for ransom.
    Access to data on computer networks, mobile devices, and servers is locked until the victim pays a ransom.
    Common ransomware targets include individuals, companies, organizations such as hospitals, governments, and educational institutions..

  • Why is ransomware such a problem?

    To put it simply: Ransomware can destroy your business.
    Being locked out of your own files by malware for even just a day will impact your revenue.
    But given that ransomware takes most victims offline for at least a week, or sometimes months, the losses can be significant.Oct 19, 2023.

  • Strong passwords and multi-factor authentication provide added security to prevent bad actors from accessing your systems.
    Centralized management – to deal with the complete range of ransomware threats, organizations must use centralized management procedures and systems.
Ransomware is a malware designed to deny a user or organization access to files on their computer. By encrypting these files and demanding a ransom payment for the decryption key, cyberattackers place organizations in a position where paying the ransom is the easiest and cheapest way to regain access to their files.
Ransomware is a malware designed to deny a user or organization access to files on their computer. By encrypting these files and demanding a ransom payment for the decryption key, cyberattackers place organizations in a position where paying the ransom is the easiest and cheapest way to regain access to their files.
Ransomware is a type of malware attack in which the attacker locks and encrypts the victim's data, important files and then demands a payment to unlock and  Ransomware Attack ExamplesRansomware Protection
Cyber security ransomware
Cyber security ransomware

Series of powerful cyberattacks using the Petya malware

A series of powerful cyberattacks using the Petya malware began on 27 June 2017 that swamped websites of Ukrainian organizations, including banks, ministries, newspapers and electricity firms.
Similar infections were reported in France, Germany, Italy, Poland, Russia, United Kingdom, the United States and Australia.
ESET estimated on 28 June 2017 that 80% of all infections were in Ukraine, with Germany second hardest hit with about 9%.
On 28 June 2017, the Ukrainian government stated that the attack was halted.
On 30 June 2017, the Associated Press reported experts agreed that Petya was masquerading as ransomware, while it was actually designed to cause maximum damage, with Ukraine being the main target.

Ransomware attack on the Atlanta government

The city of Atlanta, Georgia was the subject of a ransomware attack which began in March 2018.
The city recognized the attack on Thursday, March 22, 2018, and publicly acknowledged it was a ransomware attack.

Ransomware group targeting primarily Microsoft products

Conti is a is a ransomware that has been observed since 2020, believed to be distributed by a Russia-based group.
It operates as a ransomware-as-a-service (RaaS), enabling other cybercriminals to deploy this malware for their own purposes.
Conti is particularly known for its utilization of double extortion techniques, where it not only encrypts victim's files but also steals and threatens to publish sensitive data if the ransom is not paid.
On 14 May 2021

On 14 May 2021

2021 cyber attack on the Health Service Executive in Ireland

On 14 May 2021, the Health Service Executive (HSE) of Ireland suffered a major ransomware cyberattack which caused all of its IT systems nationwide to be shut down.

Type of ransomware

Ryuk is a type of ransomware known for targeting large, public-entity Microsoft Windows extiw>cybersystems.
It typically encrypts data on an infected system, rendering the data inaccessible until a ransom is paid in untraceable bitcoin.
Ryuk is believed to be used by two or more criminal groups, most likely Russian, who target organizations rather than individual consumers.

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