第二节(共5小题;每小题2.5分,满分12.5分)阅读下面短文,从短文后的选项中选出可以填入空白处的最佳选项。选项中有两项为多余选项。What Does“SPF”Mean
To prep you for a protected summer season, we’ve got the lowdown on common sunscreen questions. If you’ve ever stood in the sunscreen aisle wondering, “What does SPF mean?” or “How does sunscreen work?” If so, it’s time to get schooled on the basics. You may be surprised to...
In addition, the standard 2 mg/cm 2 of sun protection products applied is higher than in normal usage. The SPF is no more than a code with strongly limited significance for the user. We suggest not using SPF information; A simple classification would be preferable, based on a standardised ...
What do we know about Joe according to the text?4. What can we infer about Li Ying from the text? A. He spends too much time online. A. She makes good use of her time. B. He has no interest in school subjects. B. She spends little time with others. C. He does nothing but ...
DKIM has become an authentication standard in the email world necessary for both bulk marketing andtransactional campaigns. A message sent without DKIM and/or SPF can be considered suspicious by different email analysis tools. How does DKIM work?
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What does this mean? v=DMARC1indicates that this TXT record contains a DMARC policy and should be interpreted as such by email servers. p=quarantineindicates that email servers should "quarantine" emails that fail DKIM and SPF — considering them to be potentially spam. Other possible settings ...
A spear phisher does deep-dive research on the executive assistant for a prominent CEO. That includes collecting LinkedIn information about that person. A fake personal email address is created in the CEO’s name and made to look official. The spear phisher waits for the CEO to take a trip...
If it does, it should be at least 200px high in size. Don't go off-script When designing an email header, stick to the intended message and never go off-script. You want to avoid experimenting with the header as much as possible. After all, this is where your identity becomes ...
Not only does this mean that anyone can ‘listen' to user traffic, but these ads are often injected with viruses or other types of malware, which can easily infiltrate devices. Inconsistent speed: Free proxies are susceptible to traffic overload. Servers often do not have the necessary ...