What are the 5 forms of cybercrime that threaten your online security?

On July 4, 2024 , updated on July 4, 2024 - 6 minutes to read


  • Phishing: email attack to obtain confidential information
  • Ransomware: malware blocking access to data until ransom is paid
  • Malware: malware infecting computer systems
  • Hacking: intrusion into a computer system to steal data
  • Online fraud: fraudulent use of personal information for financial gain

Form of cybercrime Description
Phishing Attempting to steal personal information by impersonating a trusted entity.
Ransomware Malware that encrypts data on a system to demand a ransom in exchange for the decryption key.
Denial of service (DDoS) attacks Overloading a server or network to render it unusable, often used to extort money.
Identity theft Fraudulent use of a person’s personal information to commit crimes in their name.
Online scams Multiple techniques used to manipulate victims and extract money or sensitive information from them.
Form of cybercrime Description
Phishing Using fake emails or websites to steal personal information
Malware Malware designed to damage or steal data from a computer
Ransomware Software that encrypts a user’s files and demands a ransom to decrypt them
Pharming Redirecting a user to a fraudulent website without their consent
Hacking Intrusion into a computer system to steal information or sabotage operations


There cybercriminality has become a major concern for all Internet users. To better protect your online security, it is crucial to know the main forms this phenomenon can take.

THE phishing remains one of the most widespread methods. Cybercriminals pretend to be legitimate entities to trick you into giving up your personal information, such as your credit card numbers and passwords.

THE ransomware pose another serious threat. These malware encrypt your data and demand ransom to unlock it. Often, paying the ransom does not even guarantee recovery of your files.

The attack by DDoS (Distributed Denial of Service) aims to make an online service unavailable by overwhelming it with traffic. This can cripple entire businesses and cause major disruption.

THE identity theft is also an alarming form of cybercrime. Criminals collect and use your personal information to commit fraud, open bank accounts or take out loans in your name.

THE spyware are spyware that installs discreetly on your devices to collect your data without your consent. They can record your keystrokes, steal your passwords and monitor your online activities.

To protect yourself against these threats, take measures such as:

  • Use strong, unique passwords.
  • Enable two-factor authentication.
  • Keep your software and systems up to date.
  • Be cautious of suspicious emails and links.
  • Use antivirus and anti-spyware software.


There cybercriminality is an ever-present threat that can affect anyone. It is essential to know the different forms to protect yourself effectively.

THE phishing is a fraudulent technique that involves tricking users into disclosing their personal and financial information. Cybercriminals send emails or messages impersonating legitimate institutions, encouraging victims to click on a link or download an infected attachment.

Here are some tips to avoid phishing:

  • Never click on links or attachments from unverified sources.
  • Check the sender’s email addresses carefully.
  • Use up-to-date antivirus software.
  • Enable two-factor authentication on your online accounts.

THE malware are malware designed to infiltrate and damage computer systems without user consent. They can take the form of viruses, worms, Trojan horses, or ransomware, and are often distributed via illegitimate downloads or infected email attachments.

To protect yourself from malware:

  • Install and update good antivirus software regularly.
  • Avoid downloading software or files from untrusted sources.
  • Make regular backups of your important data.

THE online harassment is a form of digital violence where the attacker uses the Internet to intimidate, threaten or humiliate their victim. This may include hateful messages, online rumors, or posting private content without consent.

To protect yourself against online harassment:

  • Configure privacy settings on social networks.
  • Block and report abusive users.
  • Keep evidence of harassment (screenshots, message histories).

THE online scams include various scams aimed at extorting money or sensitive information. Common scams involve fraudulent job offers, advertisements for winning lotteries, or fictitious online shopping sites.

To avoid online scams:

  • Never give your personal or financial information to unsecured sites.
  • Check the legitimacy of offers and sites before making transactions.
  • Be wary of deals that are too good to be true.

THE data hacking is the unauthorized access to computer systems to steal, modify or destroy data. Hackers can use this information for various illegal activities, such as identity theft or financial fraud.

To protect your data against hacking:

  • Use strong passwords and change them regularly.
  • Enable automatic updates for your software and systems.
  • Monitor your accounts for suspicious activity.


There cybercriminality has become an ever-present threat to all Internet users. It manifests itself in different forms, each with the potential to cause considerable harm to both individuals and businesses. Here is an overview of the 5 most common forms of cybercrime.

THE Ransomware (or ransomware) is a computer attack which blocks access to your files or your system, and demands a ransom to unlock them. Cybercriminals use malware to encrypt your data, making your documents, photos and other files inaccessible. The victims’ options are then limited: either pay the ransom, often in bitcoin, or permanently lose their data.

THE phishing attacks, or phishing, are cyberattacks where criminals pose as legitimate entities, such as banks or online services. They send fraudulent emails containing malicious links or attachments. Their goal is to steal sensitive information such as passwords or credit card numbers.

THE identity theft is a form of cybercrime where criminals use your personal data to commit fraud. Using stolen information, they can open bank accounts, take out loans or even commit crimes in your name. The financial and legal consequences can be disastrous.

THE DDoS attacks (Distributed Denial of Service) target networks and servers by saturating them with unnecessary traffic, making services inaccessible. Businesses are particularly targeted because these attacks can seriously disrupt their operations and cause significant financial losses.

THE spyware are malware designed to collect information about users without their consent. They can track your online activity, record your keystrokes, and steal sensitive information such as passwords and credit card data. Spyware is often installed via freeware or malicious emails.

Q: What are the 5 forms of cybercrime that threaten your online security?

A: The 5 forms of cybercrime that can threaten your online security are:

Q: What is phishing?

A: Phishing is a technique used by cybercriminals to obtain sensitive information by pretending to be a trusted entity.

Q: What is ransomware?

A: Ransomware is malware that encrypts files on a computer system and demands a ransom to unlock them.

Q: What is online identity theft?

A: Online identity theft involves stealing someone’s identity to commit fraud or crimes online.

Q: What is scamming?

A: Scamming is an online scam that aims to deceive victims into money or personal information.

Q: What is hacking?

A: Hacking is an unauthorized intrusion into a computer system with the aim of stealing data, compromising security or causing damage.