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How attackers can intercept iCloud Keychain data

A verification flaw in the synchronization service of iCloud Keychain enables attackers to intercept the data it transfers. Expert Frank Siemons explains what to do about it.

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Definitions
  • Google Cloud Key Management Service (KMS)

    Google Cloud Key Management Service (KMS) is a cloud service for managing encryption keys for other Google cloud services that enterprises can use to implement cryptographic functions.

  • AWS CloudTrail

    AWS CloudTrail is an application program interface (API) call-recording and log-monitoring Web service offered by Amazon Web Services (AWS).

  • cloud access security broker (CASB)

    Cloud access security brokers (CASBs) are tools or services that enforce an organization's security policies in a public cloud environment.

Browse CloudSecurity Topics

Compliance and Governance

Learn how to maintain cloud computing compliance with government regulations and industry standards when moving IT operations and applications to a cloud environment. Also learn about cloud audit procedures, data governance for the cloud and other cloud computing management topics involving security.

Recent Definitions

  • cloud computing

    Cloud computing is a general term for the delivery of hosted services over the internet.

  • shared responsibility model

    A shared responsibility model is a cloud security framework that dictates the security obligations of a cloud computing provider and its users to ensure accountability.

  • cloud access security broker (CASB)

    Cloud access security brokers (CASBs) are tools or services that enforce an organization's security policies in a public cloud environment.

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Virtualization

Virtualization is at the core of any cloud computing initiative, regardless of delivery model or deployment method. Service providers, or internal enterprise private cloud managers, use virtualization technology to realize efficiencies and flexibility offered by cloud computing. This section covers the risks and considerations around cloud computing virtualization security, including how to manage and ensure secure multitenancy of virtual machines on a single host, security risks and threats by Web-based hackers to the hypervisor, and how to handle data management and data governance.

Recent Definitions

  • Cloudburst VM escape

    Cloudburst VM (virtual machine) escape is an exploit method, credited to research firm Kostya Kortchinsky Immunity Inc., that takes advantage of IBM's Cloudburst cloud service provisioning software for cloud providers and a flaw in VMware Workstation to enable a guest-level virtual machine to attack its host.

  • hypervisor security

    Hypervisor security is the process of ensuring the hypervisor, the software that enables virtualization, is secure throughout its life cycle, including during development, implementation, provisioning, management and de-provisioning.

  • AV storm

    An AV storm is the performance degradation that occurs when antivirus software simultaneously scans multiple virtual machines (VMs) on a single physical host. 

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Operations

As your organization moves its infrastructure, applications and data into the cloud, security operations such as network security, vulnerability management, data protection and application security, as well as cloud-based security services, take on new importance. Learn how to handle cloud security management, including how to keep the integrity of your data and applications as they move to the cloud and how outsourced IT operations affect security operations.

Recent Definitions

  • Google Cloud Key Management Service (KMS)

    Google Cloud Key Management Service (KMS) is a cloud service for managing encryption keys for other Google cloud services that enterprises can use to implement cryptographic functions.

  • Software as a Service (SaaS)

    Software as a service (SaaS) is a software distribution model in which applications are hosted by a vendor or service provider and made available to customers over a network, typically the Internet.

  • software-defined perimeter (SDP)

    Software-defined perimeter (SDP) is a security framework developed by the Cloud Security Alliance. All endpoints attempting to access a given infrastructure must be authenticated and authorized prior to entrance.

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Architecture

Before purchasing or building cloud systems and services, learn the cloud computing security considerations and challenges involved the various cloud computing architecture models and how to address the "security in the cloud" challenge successfully.

Recent Definitions

  • Google Cloud Key Management Service (KMS)

    Google Cloud Key Management Service (KMS) is a cloud service for managing encryption keys for other Google cloud services that enterprises can use to implement cryptographic functions.

  • CipherCloud

    CipherCloud is a vendor that provides a cloud access security broker (CASB) platform, along with a number of security services, aimed at helping organizations secure their cloud-based applications.

  • cloud computing

    Cloud computing is a general term for the delivery of hosted services over the internet.

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SearchCompliance

  • pure risk (absolute risk)

    Pure risk, also called absolute risk, is a category of threat that is beyond human control and has only one possible outcome if ...

  • risk assessment

    Risk assessment is the identification of hazards that could negatively impact an organization's ability to conduct business.

  • audit program (audit plan)

    An audit program, also called an audit plan, is an action plan that documents what procedures an auditor will follow to validate ...

SearchSecurity

  • insider threat

    Insider threat is a generic term for a threat to an organization's security or data that comes from within.

  • ransomware

    Ransomware is a subset of malware in which the data on a victim's computer is locked, typically by encryption, and payment is ...

  • hacker

    A hacker is an individual who uses computer, networking or other skills to overcome a technical problem.

SearchHealthIT

SearchDisasterRecovery

  • business continuity and disaster recovery (BCDR)

    Business continuity and disaster recovery (BCDR) are closely related practices that describe an organization's preparation for ...

  • business continuity plan (BCP)

    A business continuity plan (BCP) is a document that consists of the critical information an organization needs to continue ...

  • call tree

    A call tree -- sometimes referred to as a phone tree -- is a telecommunications chain for notifying specific individuals of an ...

SearchStorage

SearchSolidStateStorage

  • 3D XPoint

    3D XPoint is memory storage technology jointly developed by Intel and Micron Technology Inc.

  • RRAM or ReRAM (resistive RAM)

    RRAM or ReRAM (resistive random access memory) is a form of nonvolatile storage that operates by changing the resistance of a ...

  • JEDEC

    JEDEC is a global industry group that develops open standards for microelectronics.

SearchCloudStorage

  • Google Cloud Storage

    Google Cloud Storage is an enterprise public cloud storage platform that can house large unstructured data sets.

  • RESTful API

    A RESTful application program interface breaks down a transaction to create a series of small modules, each of which addresses an...

  • cloud storage infrastructure

    Cloud storage infrastructure is the hardware and software framework that supports the computing requirements of a private or ...

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