security 音标拼音: [sɪkj'ʊrəti]
n .
安全,安全性,防护物,保卫,可靠性,担保人,抵押品,保证金
安全,安全性,防护物,保卫,可靠性,担保人,抵押品,保证金
security 安全; 安全性
security 保全 安全
security n 1 :
the state of being free from danger or injury ; "
we support the armed services in the name of national security " [
ant :
{
insecurity }]
2 :
defense against financial failure ;
financial independence ;
"
his pension gave him security in his old age "; "
insurance provided protection against loss of wages due to illness "
[
synonym : {
security }, {
protection }]
3 :
freedom from anxiety or fear ; "
the watch dog gave her a feeling of security "
4 :
a formal declaration that documents a fact of relevance to finance and investment ;
the holder has a right to receive interest or dividends ; "
he held several valuable securities "
[
synonym : {
security }, {
certificate }]
5 :
property that your creditor can claim in case you default on your obligation ; "
bankers are reluctant to lend without good security " [
synonym : {
security }, {
surety }]
6 :
a department responsible for the security of the institution '
s property and workers ; "
the head of security was a former policeman " [
synonym : {
security }, {
security department }]
7 :
a guarantee that an obligation will be met [
synonym : {
security },
{
surety }]
8 :
an electrical device that sets off an alarm when someone tries to break in [
synonym : {
security system }, {
security measure }, {
security }]
9 :
measures taken as a precaution against theft or espionage or sabotage etc .; "
military security has been stepped up since the recent uprising " [
synonym : {
security }, {
security measures }]
Security \
Se *
cu "
ri *
ty \,
n .;
pl . {
Securities }. [
L .
securitas :
cf .
F .
s ['
e ]
curit ['
e ].
See {
Secure },
and cf . {
Surety }.]
1 .
The condition or quality of being secure ;
secureness .
Specifically :
(
a )
Freedom from apprehension ,
anxiety ,
or care ;
confidence of power or safety ;
hence ,
assurance ;
certainty .
[
1913 Webster ]
His trembling hand had lost the ease ,
Which marks security to please . --
Sir W .
Scott .
[
1913 Webster ]
(
b )
Hence ,
carelessness ;
negligence ;
heedlessness .
[
1913 Webster ]
He means ,
my lord ,
that we are too remiss ,
Whilst Bolingbroke ,
through our security ,
Grows strong and great in substance and in power . --
Shak .
[
1913 Webster ]
(
c )
Freedom from risk ;
safety .
[
1913 Webster ]
Give up yourself merely to chance and hazard ,
From firm security . --
Shak .
[
1913 Webster ]
Some . . .
alleged that we should have no security for our trade . --
Swift .
[
1913 Webster ]
2 .
That which secures or makes safe ;
protection ;
guard ;
defense .
Specifically :
(
a )
Something given ,
deposited ,
or pledged ,
to make certain the fulfillment of an obligation ,
the performance of a contract ,
the payment of a debt ,
or the like ;
surety ;
pledge .
[
1913 Webster ]
Those who lent him money lent it on no security but his bare word . --
Macaulay .
[
1913 Webster ]
(
b )
One who becomes surety for another ,
or engages himself for the performance of another '
s obligation .
[
1913 Webster ]
3 .
An evidence of debt or of property ,
as a bond ,
a certificate of stock ,
etc .;
as ,
government securities .
[
1913 Webster ]
Syn :
Protection ;
defense ;
guard ;
shelter ;
safety ;
certainty ;
ease ;
assurance ;
carelessness ;
confidence ;
surety ;
pledge ;
bail .
[
1913 Webster ]
188 Moby Thesaurus words for "
security ":
Easy Street ,
aegis ,
affluence ,
aplomb ,
armament ,
armor ,
arrogance ,
aspiration ,
assumption ,
assurance ,
assured faith ,
assuredness ,
asylum ,
authenticity ,
authoritativeness ,
bail ,
balance ,
balanced personality ,
bamboo curtain ,
barrier of secrecy ,
bed of roses ,
belief ,
blackout ,
bond ,
calculability ,
care ,
censorship ,
certainty ,
certification ,
certitude ,
cheerful expectation ,
clear sailing ,
clover ,
cocksureness ,
collateral ,
comfort ,
confidence ,
confidentness ,
constancy ,
conviction ,
cool ,
courage ,
curtain ,
custodianship ,
custody ,
dependability ,
dependence ,
deposit ,
desire ,
doomed hope ,
earnest ,
ease ,
easy circumstances ,
equilibrium ,
expectation ,
fair prospect ,
faith ,
faithworthiness ,
fastness ,
felicity ,
fervent hope ,
firmness ,
fleshpots ,
gage ,
good cheer ,
good hope ,
gracious life ,
gracious living ,
great expectations ,
guarantee ,
guaranty ,
guard ,
guarding ,
happiness ,
harmlessness ,
high hopes ,
homeostasis ,
hope ,
hopeful prognosis ,
hopefulness ,
hopes ,
hoping ,
hoping against hope ,
hubris ,
hush -
up ,
immunity ,
imperturbability ,
insurance ,
invariability ,
invincibility ,
invulnerability ,
iron curtain ,
ironbound security ,
lap of luxury ,
life of ease ,
loaves and fishes ,
luxury ,
nerve ,
oath of secrecy ,
official secrecy ,
overconfidence ,
oversureness ,
overweening ,
overweeningness ,
pall ,
pawn ,
pledge ,
poise ,
pomposity ,
positiveness ,
prayerful hope ,
predictability ,
presumption ,
pride ,
promise ,
prospect ,
prospects ,
prosperity ,
prosperousness ,
protection ,
refuge ,
reliability ,
reliance ,
repression ,
risklessness ,
rootedness ,
safeguard ,
safeguarding ,
safeness ,
safety ,
sanctuary ,
sang -
froid ,
sanguine expectation ,
seal of secrecy ,
secureness ,
self -
assurance ,
self -
confidence ,
self -
importance ,
self -
reliance ,
settled belief ,
shelter ,
shield ,
smothering ,
solidity ,
soundness ,
stability ,
stable equilibrium ,
stable state ,
stableness ,
staunchness ,
steadfastness ,
steadiness ,
steady nerves ,
steady state ,
stifling ,
strength ,
subjective certainty ,
substantiality ,
success ,
suppression ,
sureness ,
surety ,
surveillance ,
the affluent life ,
the good life ,
thriving condition ,
token ,
trust ,
trustworthiness ,
undeflectability ,
unerringness ,
uniformity ,
unshakable nerves ,
unshakableness ,
upward mobility ,
validity ,
veil ,
veil of secrecy ,
velvet ,
ward ,
warrant ,
warranty ,
weal ,
wealth ,
welfare ,
well -
being ,
well -
grounded hope ,
wraps Protection against unauthorized access to , or
alteration of , information and system resources including
CPUs }, {storage devices } and programs .
Security includes :
confidentiality } - preventing unauthorized access ;
integrity } - preventing or detecting unauthorized
modification of information .
authentication } - determining whether a user is who they
claim to be .
access control } - ensuring that users can access the
resources , and only the resources , that they are authorised
to .
nonrepudiation } - proof that a message came from a certain
source .
availability - ensuring that a system is operational and
accessible to authorised users despite hardware or software
failures or attack .
privacy - allowing people to know and control how
information is collected about them and how it is used .
Security can also be considered in the following terms :
physical security - who can touch the system to operate or
modify it , protection against the physical environment - heat ,
earthquake , etc .
operational /procedural security - who is authorised to do or
responsible for doing what and when , who can authorise others
to do what and who has to report what to who .
personnel security - hiring employees , background screening ,
training , security briefings , monitoring and handling
departures .
System security - User access and authentication controls ,
assignment of privilege , maintaining file and {filesystem }
integrity , {backup }, monitoring processes , log -keeping , and
auditing }.
network security } - protecting network and
telecommunications equipment , protecting network servers and
transmissions , combatting eavesdropping , controlling access
from untrusted networks , firewalls , and intrusion detection .
Encryption } is one important technique used to improve data
security .
OWASP } is the {free } and {open } application security
community .
2007 -10 -05 )
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Security+ (Plus) Certification | CompTIA Guide to CompTIA Security+ Certification 2025 | Coursera Security - Wikipedia S. E. A. L. Security Services Company in Houston TX Home | Homeland Security The United States Social Security Administration Microsoft Security Blog IAH Security | TSA Wait Times IAH Airport Security Updates Security Guard Company Houston, Texas | City Security Services Security State Bank Trust | We’re That Texan.