US Government discloses common hacking method used by cybercriminals

Phishing is a deceitful cyberattack that manipulates individuals into disclosing sensitive information or performing actions that jeopardize security. Usually, phishing is the initial step in a more significant attack that can result in severe consequences like data breaches, ransomware infections, and identity theft.

This guide represents a collaborative effort by key agencies such as the Cybersecurity and Infrastructure Security Agency (CISA), National Security Agency (NSA), Federal Bureau of Investigation (FBI), and Multi-State Information Sharing and Analysis Center (MS-ISAC) to reinforce efforts against such threats.

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In this type of phishing scam In this type of phishing scheme, cyber criminals pose as a familiar contact and ask for your login information. Once they obtain these details, they can infiltrate your resources and systems without detection.

How it is done:

1. Disguising emails to appear as if they are sent from a superior, colleague or IT personnel.

2. Deceiving individuals through text messages or messaging platforms into revealing their login details.

3. Utilizing internet-based phone services to forge caller IDs and make it seem like calls are originating from legitimate sources.

Preventative measures:

1. Educate yourself and others on identifying and reporting suspicious emails.

2. Employ Domain-based Message Authentication, Reporting, and Conformance (DMARC) for email communications.

3. Set DMARC to "reject"for outgoing emails.

4. Monitor internal email and messaging traffic closely.

5. Implement robust Multi-factor Authentication (MFA) protocols for your credentials.

6. Verify MFA lockout settings and alert configurations regularly7.Implement Single Sign On (SSO) for centralized logins to enhance security measures further.

7. Implement denylists on your email gateway and firewall rules to prevent malware from infiltrating your system.

8. Avoid granting administrative rights to users.

9. Adhere to the principle of least privilege (PoLP) in order to limit access and maintain security.

10. Utilize application allowlists as a means of controlling which software is allowed to run on your system.

11. Consider implementing remote browser isolation solutions for added protection against web-based threats.

In case of a phishing incident, it's important that you take swift action by resetting any compromised accounts, isolating affected devices, analyzing and removing any malware present, and restoring normal operations as soon as possible in order to minimize damage and prevent further harm.

It's important to inform the appropriate authorities of any phishing activity as it helps in detecting and minimizing potential dangers. Phishing attacks can be quite dangerous, but with adequate preparation, security measures, and a strong incident response plan in place, you can reduce your chances of falling prey to these scams.