2023年01月03日来源:信管网 作者:cnitpm
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信息安全工程师每日一练试题内容(2023/1/2)
试题1
Snort是一款开源的网络入侵检测系统,它能够执行实时流量分析和IP协议网络的数据包记录。以下不属于Snort配置模式的是( )。查看答案
试题参考答案:C
试题2
在使用复杂度不高的口令时,容易产生弱口令的安全脆弱性,被攻击者利用从而破解用户账户,下列设置的口令中,()具有最好的口令复杂度。查看答案
试题参考答案:B
试题3
a=17,b=2,则满足a与b取模同余的是( )。查看答案
试题参考答案:B
试题4
重放攻击是指攻击者发送一个目的主机已接收过的包,来达到欺骗系统的目的。下列技术中,不能抵御重放攻击的是().查看答案
试题参考答案:B
试题5
计算机系统的安全级别分为四级:D、C(C1、C2)、B(B1、B2、B3)和A。其中被称为选择保护级的是()查看答案
试题参考答案:A
试题6
对无线网络的攻击可以分为:对无线接口的攻击、对无线设备的攻击和对无线网络的攻击。以下属于对无线设备攻击的是( )。查看答案
试题参考答案:C
试题解析与讨论:www.cnitpm.com/st/389749823.html
试题7
根据密码分析者可利用的数据资源来分类,可将密码攻击的类型分为四类,其中密码分析者能够选择密文并获得相应明文的攻击密码的类型属于().查看答案
试题参考答案:B
试题8
拒绝服务攻击是指攻击者利用系统的缺陷,执行一些恶意的操作,使得合法的系统用户不能及时得到应得的服务或系统资源。以下给出的攻击方式中,不属于拒绝服务攻击的是( )查看答案
试题参考答案:C
试题9
已知DES算法S盒如下:查看答案
试题参考答案:C
试题解析与讨论:www.cnitpm.com/st/522374736.html
试题10
Trust is typically interpreted as a subjective belief in the reliability, honesty and security of an entity on which we depend ( )our welfare .In online environments we depend on a wide spectrun of things , ranging from computer hardware,software and data to people and organizations. A security solution always assumes certain entities function according to specific policies.To trust is precisely to make this sort of assumptions , hence , a trusted entity is the same as an entity that is assumed to function according to policy . A consequence of this is that a trust component of a system must work correctly in order for the security of that system to hold, meaning that when a trusted( )fails , then the sytems and applications that depend on it can( )be considered secure.An often cited articulation of this principle is:" a trusted system or component is one that can break your security policy” ( which happens when the trust system fails ). The same applies to a trusted party such as a service provider ( SP for short )that is , it must operate according to the agreed or assumed policy in order to ensure the expected level of securty and quality of services . A paradoxical conclusion to be drawn from this analysis is that security assurance may decrease when increasing the number of trusted components and parties that a service infrastructure depends on . This is because the security of an infrastructure consisting of many.查看答案
试题参考答案:D、C、A、B、A
试题解析与讨论:www.cnitpm.com/st/389944612.html
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