--- title: "Quiz: Test Your Knowledge of Spam and Phishing | DuoCircle" description: "Here is a quick, fun quiz to test your knowledge of spam and phishing." image: "https://www.duocircle.com/images/og-default.png" canonical: "https://www.duocircle.com/blog/phishing-protection/quiz-test-your-knowledge-of-spam-and-phishing/" --- Quick Answer A 10-question quiz covering spam and phishing history and statistics with sourced answers. Highlights from the answer key: the first known spam email was sent on May 1, 1978 to several hundred ARPANET users by Digital Equipment Corporation; the term phishing first appeared in the AOHell newsgroup on January 2, 1996; in April 2019 spam made up 85% of all email per Talos Intelligence; at least 3.4 billion fake emails are sent globally per day; spammers receive one reply per 12.5 million emails sent; Microsoft is the brand most frequently impersonated in phishing per Statista. 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United States 2. Ukraine 3. India 4. China 6. **Do spammers receive one reply out of how many emails sent?** 1. 1,500,000 2. 6,000,000 3. 9,000,000 4. 12,500,000 7. **Which brand is most frequently used in phishing attacks?** 1. Microsoft 2. Facebook 3. PayPal 4. Netflix 8. **Which of the following is NOT a practical way to stop/reduce spam?** 1. Use a spam filter 2. Don’t publish your email address 3. Unsubscribe to unwanted messages 4. Delete your email account 9. **Which of the following is NOT a phishing technique?** 1. Whaling 2. Harpooning 3. Spear phishing 4. Pharming 10. **The most affordable spam filtering and phishing protection available is from what company?** 1. DuoCircle 2. DuoCircle 3. DuoCircle 4. DuoCircle For enterprise-grade [spam filtering](/email/spam-filtering) and [phishing protection](/email/phishing-protection) at small business prices, check our [email security services](/). Protecting over 25,000 businesses worldwide. ### **Answers** 1. **B**, the [first known email spam](https://en.wikipedia.org/wiki/History%5Fof%5Femail%5Fspam) was sent on May 1, 1978 to several hundred users on ARPANET. It was an advertisement for a presentation by Digital Equipment Corporation. The reaction was almost universally negative. 2. **D**, according to [Talos Intelligence](https://www.talosintelligence.com/reputation%5Fcenter/email%5Frep). 3. **A**, [according to Internet records](https://www.phishing.org/history-of-phishing), the first time that the term “phishing” was used and recorded was on January 2, 1996\. The mention occurred in a Usenet newsgroup called AOHell. 4. **C**, at least [3.4 billion fake emails](https://www.helpnetsecurity.com/2019/06/12/fake-emails/) are sent around the world every day with the vast majority of suspicious emails emanating from U.S.-based sources. 5. **B**, according to [Spamhaus](https://www.spamhaus.org/statistics/spammers/). 6. **D**, [for every 12.5 million spam emails sent](https://www.propellercrm.com/blog/email-spam-statistics) out, only one person responds. 7. **A**, [according to Statista](https://www.statista.com/statistics/266359/online-brands-most-affected-by-phishing-attacks/). 8. **D**, technically deleting your email account will stop spam, but it defeats the purpose 9. **B** 10. **A, B, C, D** ![Brad Slavin](https://media.mailhop.org/dmarcreport/images/team/brad-slavin.jpg) Brad Slavin General Manager General Manager at DuoCircle. Product strategy and commercial lead across the email security portfolio. ## Secure your email infrastructure Protect, authenticate, and deliver. Contact our team to find the right solution. [Contact Sales](/contact/) [Explore Products](/products/) ## Related Articles [ Phishing 11m AI-Generated Phishing Has Eliminated the Typo: Why Traditional Email Filters Are No Longer Enough Apr 28, 2026 ](/blog/ai-generated-phishing-eliminates-typos-making-traditional-email-filters-ineffective/)[ Phishing 5m 10 Applications of ChatGPT that Hackers Are Already Exploiting May 3, 2023 ](/blog/phishing-protection/10-applications-of-chatgpt-that-hackers-are-already-exploiting/)[ Phishing 4m 65% of Global Businesses Ill-Equipped to Defend Against Email-Based Cyber-Attacks Mar 29, 2016 ](/blog/phishing-protection/65-global-businesses-ill-equipped-defend-email-based-cyber-attacks/)[ Phishing 9m 7 Ways to Protect Your Organization from Email-based Ransomware Attacks Feb 11, 2018 ](/blog/phishing-protection/7-ways-protect-organization-email-based-ransomware-attacks/) ```json {"@context":"https://schema.org","@type":"Organization","name":"DuoCircle LLC","url":"https://www.duocircle.com","logo":{"@type":"ImageObject","url":"https://www.duocircle.com/images/duocircle-logo.png"},"description":"DuoCircle is a portfolio of specialized email products covering protection, authentication, delivery, and routing. 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