protect against (someone or something)

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protect against (someone or something)

1. To guard, defend, or inoculate against someone or something. This vaccine protects against the flu for the entire winter. We need to invest in top-of-the-line security software to protect against cyber attacks. The walls of the encampment were fortified and lined with spears to protect against invaders.
2. To guard, defend, or inoculate someone, something, or oneself against someone or something else. In this usage, a noun or pronoun is used between "protect" and "against." I know you want to protect your kids against injury, but you can't keep them cut off from the real world either. Tourists are being advised to protect themselves against pickpockets in the city center.
See also: protect

protect someone or something against someone or something

 and protect someone or something from someone or something
to shield or preserve someone or something against someone or something. Please come along and protect us against muggers as we walk home. What will protect my car against thieves?
See also: protect
References in periodicals archive ?
2) Footwear protecting against dangerous substances (6 Unit)
"They are more numerous and more active in the summer months and protecting against tick bites protects against Lyme disease."
The cover has been tested and confirmed to be antibacterial effective according to ISO 22196, particularly in protecting against the growth of the bacteria strains Escherichia coli and Staphylococcus aureus.
* Nitrile nutadiene rubber (NBR): This material offers an excellent balance between protecting against oil and cold temperatures, good elasticity and prolonged performance.
A VACCINE protecting against a strain of deadly meningitis has been available in the UK for 10 years.
The solution analyses and monitors all messaging traffic in the network, protecting against attacks which originate from within or outside of the operator's own home network.
It is also well known for protecting against urinary tract infections, like cystitis.
In a reprint of the first issue of the JofA in 1905 (JofA, Jan.05, page 12) the first paragraph citing the growth of the profession and the trend toward periodic audits by CPAs noted, "Banks, trust companies and insurance companies have more recently adopted the same plan as a guarantee of security to depositors and policyholders, and the best method of protecting against fraud."
This observation has raised the question of whether vaccination has caused selection for the variant strains, and whether the reemergence of pertussis in vaccinated populations is due to vaccination not protecting against these antigenic variants as effectively as it protects against vaccine type strains.
While devices have become significantly more reliable in protecting against device and component failures, valuable data is now being exposed to even higher risks as a result of destructive worms, viruses and spam as the wave of hackers and terrorists worldwide gains momentum.
The first step in protecting against the damage viruses cause is to understand exactly what a computer virus is and how it behaves.
The male condom-when used consistently and correctly-is the most effective method for protecting against STDs; (8) however, some men are unwilling to use condoms, and some women may be unable to negotiate use because of gender-based power imbalances or other cultural factors.
KI is useful in protecting the thyroid from the long-term risk of thyroid cancer, but is not useful in protecting against the acute effects of radiation injury and ensuing infections.
Any technology, or combination of technologies, that analyzes Internet traffic (filters) or limits/directs access to Internet material (blocks) that is used for the purpose of protecting against access to potentially harmful material, should be considered appropriate to meet the CIPA requirements.