30-second trick: Can anyone send mail as your domain?A DMARC record tells receiving servers what to do with mail that claims your domain but fails authentication. Without one, spoofed mail has an easier way in.Try it now: Run the lookup on your domain. No answer? Publish p=none with a report address, read the reports, then move to quarantine.How a public-page review works, step by step: carlosandmunoz.com/qa-review-guide.html#EmailSecurity #Vulnerability #Phishing #QA #DMARC #QAlab
30-second trick: Can anyone send mail as your domain?
A DMARC record tells receiving servers what to do with mail that claims your domain but fails authentication. Without one, spoofed mail has an easier way in.
Try it now: Run the lookup on your domain. No answer? Publish p=none with a report address, read the reports, then move to quarantine.
How a public-page review works, step by step: https://carlosandmunoz.com/qa-review-guide.html?utm_source=linkedin&utm_medium=social&utm_campaign=evergreen-2026-11&utm_content=dmarc
#EmailSecurity #Vulnerability #Phishing #QA #DMARC #QAlab
X
Can anyone send mail as your domain?
Run the lookup on your domain. No answer? Publish p=none with a report address, read the reports, then move to quarantine.
carlosandmunoz.com/qa-review-guide?utm_source=x&utm_medium=social&utm_campaign=evergreen-2026-11&utm_content=dmarc
Instagram
30-second trick: Can anyone send mail as your domain?
A DMARC record tells receiving servers what to do with mail that claims your domain but fails authentication. Without one, spoofed mail has an easier way in.
Try it now: Run the lookup on your domain. No answer? Publish p=none with a report address, read the reports, then move to quarantine.
#EmailSecurity #Phishing #QA #DMARC #QAlab
Facebook
30-second trick: Can anyone send mail as your domain?
A DMARC record tells receiving servers what to do with mail that claims your domain but fails authentication. Without one, spoofed mail has an easier way in.
Try it now: Run the lookup on your domain. No answer? Publish p=none with a report address, read the reports, then move to quarantine.
https://carlosandmunoz.com/qa-review-guide.html?utm_source=facebook&utm_medium=social&utm_campaign=evergreen-2026-11&utm_content=dmarc
#EmailSecurity #SoftwareTesting #QA #QAlab
TikTok
Qualquer um pode enviar e-mail em nome do seu domínio? Faça a consulta no seu domínio. Sem resposta? Publique p=none com um endereço para relatórios, leia os relatórios e depois passe para quarantine. #EmailSecurity #Vulnerability #Phishing #QA #DMARC #DNS #CiberSegurança #QAlab
YouTube
Um registro DMARC diz aos servidores de destino o que fazer com e-mails que usam o seu domínio mas falham na autenticação. Sem ele, e-mails falsificados entram com mais facilidade.
Teste agora: Faça a consulta no seu domínio. Sem resposta? Publique p=none com um endereço para relatórios, leia os relatórios e depois passe para quarantine.
Guia: https://carlosandmunoz.com/qa-review-guide.html?utm_source=youtube&utm_medium=social&utm_campaign=evergreen-2026-11&utm_content=dmarc
Truque de 30 segundos · QA-lab URL Review
#EmailSecurity #SoftwareTesting #Vulnerability #QA #DMARC #DNS #CiberSegurança #DesenvolvimentoWeb #WebDevelopment #Coding #OWASP #QAlab
