Tool, method and apparatus for assessing network security
View Patent ↗Tools and methods in which user interaction via a common user interface enables the assessing of network security prior to implementation of the network, as well as assessing the security of existing networks, portions of existing networks, or modifications to existing networks. A network security model useful in realizing the tools and methods is also disclosed.
1. An apparatus comprising:
a processor and a memory communicatively connected to the processor, the processor configured to:
assess, for a security perspective defined by an intersection of a security layer and a security plane, security provided by one or more security mechanisms associated with the security perspective, wherein
the security plane includes a management security plane, a control security plane, and an end user security plane,
the one or more security mechanisms comprises an access management mechanism, an authentication mechanism, a non-repudiation mechanism, a data confidentiality mechanism, a communication security mechanism, an integrity mechanism, an availability mechanism, and a privacy mechanism,
the access management mechanism is configured to protect against unauthorized access to one or more of a network element, stored information, an information flow, a service, or an application,
the authentication mechanism is configured to confirm an identity of a communicating entity,
the non-repudiation mechanism is configured to support availability of evidence adapted for use in proving an occurrence of an event or action,
the data confidentiality mechanism is configured to prevent unauthorized access to data,
the communication security mechanism is configured to ensure that information flows only between authorized end points,
the integrity mechanism is configured to protect against at least one of unauthorized modification of data, unauthorized deletion of data, unauthorized creation of data, or unauthorized replication of data,
the availability mechanism is configured to prevent denial of authorized access to at least one of a network element, stored information, an information flow, a service, or an application, and
the privacy mechanism is configured to prevent accessibility to confidential information by an unauthorized person or device.
2. The apparatus of claim 1 , wherein the security layer represents a location for application of the one or more security mechanisms and the security plane represents at least one type of activity to be protected at the security layer.
3. The apparatus of claim 1 , wherein the security layer comprises one of an infrastructure security layer, a services security layer, and an applications security layer.
4. The apparatus of claim 3 , wherein
the infrastructure security layer is configured to secure at least one of a network element or a transmission link;
the services security layer is configured to secure a network service; and
the applications security layer is configured to secure a network-based application.
5. The apparatus of claim 1 , wherein
the management security plane is configured to provide at least one security function associated with at least one of a network element, a transmission facility, or an Operations Support System (OSS);
the control security plane is configured to support delivery of at least one of information, a service, or an application; and
the end user security plane is configured to support security for access and use of a network.
6. The apparatus of claim 1 , wherein the security mechanism comprises one or more security measures adapted to address at least one of a security threat or a security attack.
7. The apparatus of claim 1 , wherein each of the one or more security mechanisms is configured to mitigate at least one of a network vulnerability, a service vulnerability, an application vulnerability, a protocol vulnerability, a security threat, and a security attack.
8. The apparatus of claim 1 , wherein the processor is configured to:
identify a vulnerability associated with at least one of the one or more security mechanisms.
9. The apparatus of claim 8 , wherein the processor is configured to:
provide at least one recommendation configured to mitigate the identified vulnerability.
10. A method, comprising:
using a processor for:
assessing, for a security perspective defined by an intersection of a security layer and a security plane, security provided by one or more security mechanisms associated with the security perspective, wherein
the security plane includes a management security plane, a control security plane, and an end user security plane,
the one or more security mechanisms comprises an access management mechanism, an authentication mechanism, a non-repudiation mechanism, a data confidentiality mechanism, a communication security mechanism, an integrity mechanism, an availability mechanism, and a privacy mechanism,
the access management mechanism is configured to protect against unauthorized access to one or more of a network element, stored information, an information flow, a service, or an application,
the authentication mechanism is configured to confirm an identity of a communicating entity,
the non-repudiation mechanism is configured to support availability of evidence adapted for use in proving an occurrence of an event or action,
the data confidentiality mechanism is configured to prevent unauthorized access to data
the communication security mechanism is configured to ensure that information flows only between authorized end points,
the integrity mechanism is configured to protect against at least one of unauthorized modification of data, unauthorized deletion of data, unauthorized creation of data, or unauthorized replication of data,
the availability mechanism is configured to prevent denial of authorized access to at least one of a network element, stored information, an information flow, a service, or an application, and
the privacy mechanism is configured to prevent accessibility to confidential information by an unauthorized person or device.
11. An apparatus for assessing security of a network entity, comprising:
a processor and a memory communicatively connected to the processor, the processor configured to:
identify one or more security layers associated with the network entity;
identify one or more security planes associated with the network entity including a management security plane, a control security plane, and an end user security plane;
identify, for each security layer-security plane pair, one or more security mechanisms associated with the security layer-security plane pair; and
assess, for each of the one or more security mechanisms of each security layer-security plane pair, a security level of the security mechanism for the network entity, wherein
the one or more security mechanisms comprises an access management mechanism, an authentication mechanism, a non-repudiation mechanism, a data confidentiality mechanism, a communication security mechanism, an integrity mechanism, an availability mechanism, and a privacy mechanism,
the access management mechanism is configured to protect against unauthorized access to one or more of a network element, stored information, an information flow, a service, or an application,
the authentication mechanism is configured to confirm an identity of a communicating entity,
the non-repudiation mechanism is configured to support availability of evidence adapted for use in proving an occurrence of an event or action,
the data confidentiality mechanism is configured to prevent unauthorized access to data,
the communication security mechanism is configured to ensure that information flows only between authorized end points,
the integrity mechanism is configured to protect against at least one of unauthorized modification of data, unauthorized deletion of data, unauthorized creation of data, or unauthorized replication of data,
the availability mechanism is configured to prevent denial of authorized access to at least one of a network element, stored information, an information flow, a service, or an application, and
the privacy mechanism is configured to prevent accessibility to confidential information by an unauthorized person or device.
12. The apparatus of claim 11 , wherein:
each of the one or more security layers represents a respective location for application of the one or more security mechanisms; and
each of the one or more security planes represents, respectively, at least one type of activity to be protected at the security layer.
13. The apparatus of claim 11 , wherein the one or more security layers comprises an infrastructure security layer, a services security layer, and an applications security layer.
14. The apparatus of claim 11 , wherein
the infrastructure security layer is configured to secure at least one of a network element or a transmission link;
the services security layer is configured to secure a network service; and
the applications security layer is configured to secure a network-based application.
15. The apparatus of claim 11 , wherein
the management security plane is configured to provide at least one security function associated with at least one of a network element, a transmission facility, or an Operations Support System (OSS);
the control security plane is configured to support delivery of at least one of information, a service, or an application; and
the end user security plane is configured to support security for access and use of a network.
16. The apparatus of claim 11 , wherein, for each security layer-security plane pair, each of the one or more security mechanisms comprises one or more security measures adapted to address at least one of a security threat or a security attack.
17. The apparatus of claim 11 , wherein, for each security layer-security plane pair, the one or more security mechanisms is configured to mitigate at least one of a network vulnerability, a service vulnerability, an application vulnerability, a protocol vulnerability, a security threat, and a security attack.
18. The apparatus of claim 11 , wherein the processor is configured to:
identify a vulnerability associated with the network entity.
19. The apparatus of claim 18 , wherein the processor is configured to:
provide at least one recommendation configured to mitigate the identified vulnerability.
20. A method for assessing security of a network entity, comprising:
using a processor for:
identifying one or more security layers associated with the network entity;
identifying one or more security planes associated with the network entity including a management security plane, a control security plane, and an end user security plane;
identifying, for each security layer-security plane pair, one or more security mechanisms associated with the security layer-security plane pair; and
determining, for each of the one or more security mechanisms of each security layer-security plane pair, a security conformance level of the security mechanism for the network entity, wherein
the one or more security mechanisms comprises an access management mechanism, an authentication mechanism, a non-repudiation mechanism, a data confidentiality mechanism, a communication security mechanism, an integrity mechanism, an availability mechanism, and a privacy mechanism,
the access management mechanism is configured to protect against unauthorized access to one or more of a network element, stored information, an information flow, a service, or an application,
the authentication mechanism is configured to confirm an identity of a communicating entity,
the non-repudiation mechanism is configured to support availability of evidence adapted for use in proving an occurrence of an event or action,
the data confidentiality mechanism is configured to prevent unauthorized access to data,
the communication security mechanism is configured to ensure that information flows only between authorized end points,
the integrity mechanism is configured to protect against at least one of unauthorized modification of data, unauthorized deletion of data, unauthorized creation of data, or unauthorized replication of data,
the availability mechanism is configured to prevent denial of authorized access to at least one of a network element, stored information, an information flow, a service, or an application, and
the privacy mechanism is configured to prevent accessibility to confidential information by an unauthorized person or device.