Oil & Gas Targeted in Year-Long Espionage Campaign

A sophisticated campaign targeting large international companies in the oil and gas sector has been underway for more than a year, researchers said, spreading common remote access trojans RATs for cyber-espionage purposes. According to Intezer analysis, spear-phishing emails with malicious...

Email spoofing: how attackers impersonate legitimate senders

Introduction In a nutshell, email spoofing is the creation of fake emails that seem legitimate. This article analyzes the spoofing of email addresses through changing the From header, which provides information about the senders name and address. SMTP Simple Mail Transfer Protocol, the main email...

Can Your Business Email Be Spoofed? Check Your Domain Security Now!

Are you aware of how secure your domain is? In most organizations, there is an assumption that their domains are secure and within a few months, but the truth soon dawns on them that it isn't. Spotting someone spoofing your domain name is one way to determine if your security is unsatisfactory -...

UPchieve: No Valid SPF Records/don't have DMARC record

I have already reported this isssue through email and the company has accepted my report. Hiii, There is any issue No valid SPF Records on https://app.upchieve.org Desciprition : There is a email spoofing vulnerability.Email spoofing is the forgery of an email header so that the message appears t...

Sifchain: No Valid SPF Records/don't have DMARC record

Hiii, There is any issue No valid SPF Records on https://sifchain.finance/ Desciprition : There is a email spoofing vulnerability.Email spoofing is the forgery of an email header so that the message appears to have originated from someone or somewhere other than the actual source. Email spoofing ...

Sifchain: Email Spoofing on sifchain.finance

Summary: There is an Email Spoofing vulnerability on your domain sifchain.finance which allows an attacker to send an email with your domain namesuch as [email protected] and so on. Steps To Reproduce: Go to http://emkei.cz Fill "From Email" field to [email protected] or any other...

Sifchain: No Valid SPF Records at sifchain.finance

Hello, There is any issue No valid SPF Records Desciprition : There is a email spoofing vulnerability.Email spoofing is the forgery of an email header so that the message appears to have originated from someone or somewhere other than the actual source. Email spoofing is a tactic used in phishing...

Sifchain: Email spoofing

Email spoofing is possible To verify: visit :https://www.kitterman.com/spf/validate.html? and type your domain name to check SPF record you can see the results as: NO valid SPF record found POC: 1.visit http://emkei.cz// 2.fill the from email as [email protected] 3.to email as victim email...

Sifchain: No valid SPF record found

Email spoofing is possible To verify: visit : https://www.kitterman.com/spf/validate.html and type your domain name to check SPF records you can see the results as: No valid SPF record found. POC: 1. visit: https://emkei.cz/ 2. fill the from email as [email protected] 3.To email as victim ema...

MCUboot: DMARC and DNS Records not found on mcuboot.com

Found no DMARC and DNS record on mcuboot.com . I am also able to send an email to me on your behalf . The mail sent didnot even landed in spam folder which could make the users believe on the attacker as a legitimate person or authority. Any attacker could do so by using any fake mailer .For exmp...

Sifchain: Vulnerability : Email Spoofing

Hi Team Hope you are doing well. I found vulnerability. Issue: Email Spoofing I just sent a forged email to [email protected] that appears to originate from [email protected] I was able to do this because of SPF Soft Fail and I could not find DMARC record of this domain. SPF record...

Sifchain: Email Spoofing bug

Hi team, An SPF/DMARC record is a type of Domain Name Service DNS record that identifies which mail servers are permitted to send email on behalf of your domain. The purpose of an SPF/DMARC record is to prevent spammers from sending messages on the behalf of your organization. Remediation: Create...

Email Spoofing

matrixsydent allows email spoofing. Sending arbitrary emails from the Sydent email address is not handled to block, allowing a malicious user to take control of the content of invitation emails...

PYSEC-2021-23

Sydent is a reference matrix identity server. A malicious user could abuse Sydent to send out arbitrary emails from the Sydent email address. This could be used to construct plausible phishing emails, for example. This issue has been fixed in 4469d1d...

Investigating a unique “form” of email delivery for IcedID malware

Microsoft threat analysts have been tracking activity where contact forms published on websites are abused to deliver malicious links to enterprises using emails with fake legal threats. The emails instruct recipients to click a link to review supposed evidence behind their allegations, but are...

How to Effectively Prevent Email Spoofing Attacks in 2021?

Email spoofing is a growing problem for an organization's security. Spoofing occurs when a hacker sends an email that appears to have been sent from a trusted source/domain. Email spoofing is not a new concept. Defined as "the forgery of an email address header to make the message appear as if it...

How to Effectively Prevent Email Spoofing Attacks in 2021?

Email spoofing is a growing problem for an organization's security. Spoofing occurs when a hacker sends an email that appears to have been sent from a trusted source/domain. Email spoofing is not a new concept. Defined as "the forgery of an email address header to make the message appear as if it...

HackerOne: Lack warning label when receiving a letter

Summary: Hi team, When using the function ShareReportViaEmail the email is sent to the email address specified by the hacker.This email looks legitimate and comes from verification email addresses, leaving no doubt about it being replaced. This endpoint also applies to sandbox reports which makes...

Stripe: Verifying email bypass

A vulnerability was discovered in Stripe's Connect API that allowed an attacker to create an account without verifying the email address. This allowed the attacker to impersonate a real company and generate invoices and payments on their behalf. The invoices appeared valid as they were sent by...

How to Fight Business Email Compromise (BEC) with Email Authentication?

An ever-evolving and rampant form of cybercrime that targets emails as the potential medium to conduct fraud is known as Business Email Compromise. Targeting commercial, government as well as non-profit organizations, BEC can lead to huge amounts of data loss, security breach, and compromised...