Abstract: An apparatus, related devices and methods, having memory to store instructions; and a processor to execute the instructions, and the apparatus is configured to receive, by a remote browser isolation (RBI) proxy from a client device, a transfer request to send data to a destination application, wherein the client device is running an RBI agent and includes a Data Loss Prevention endpoint (DLPe) module, and wherein communications between the client device and the destination application are routed through the RBI proxy; receive a plurality of inputs to the client device associated with the transfer request; create a submission request that includes the plurality of inputs and metadata; send the submission request to the DLPe module; receive a response from the DLPe module, wherein the response includes an instruction to allow, to disallow, or to amend and allow the submission request; and process the submission request according to the instruction.

Abstract: Methods, apparatus, systems and articles of manufacture to partition a database are disclosed. An example apparatus includes a dimension identifier to identify at least two dimensioning values associated with a received query, the query including unstructured data to be written to a database. A partition manager is to select a partition into which data is to be written based on the at least two dimensioning values. At least one of the at least two dimensioning values being a variant of unstructured data associated with the query. A partition creator is to, in response to the selected partition not existing in the database, create the selected partition. A data writer is to write the data to the selected partition.

Abstract: Disclosed herein are distributed ledger systems and methods for efficiently creating and updating a query optimized distributed ledger. In particular, the present disclosure introduces methods and apparatuses for efficiently updating indexes when new blocks are added to the distributed ledger by using snapshots of data and appending new snapshot tables and indexes to previous snapshot tables and indexes.

Abstract: A disclosed apparatus includes a connection detector to detect a communication as including a request to connect to a device at a data link layer of an Open Systems Interconnection model; a threat monitor to determine whether the communication is a threat; and a threat manager to, when the threat monitor determines the communication is a threat, at least one of generate a notification to prompt a user about the threat or block the communication.

Abstract: In an example, there is disclosed a computing apparatus, including: a hardware platform comprising a processor and a memory; software to access a network or internet resource according to a domain name; a network stack to provide network or internet access; and a virtual private network (VPN), configured to locally intercept a domain name-based access request, query a domain policy repository to determine whether the domain name should be blocked, and to query an external domain name system (DNS) server for an internet protocol (IP) address for the domain name and pass the request through the network stack if the domain name should not be blocked.

Abstract: There is disclosed in one example a computing apparatus, including: a hardware platform, including a processor, a memory, and a network interface; a bucketized reputation modifier table; and instructions encoded within the memory to instruct the processor to: perform a feature-based malware analysis of an object; assign the object a malware reputation according to the feature-based malware analysis; query and receive via the network interface a complementary score for a complementary property of the object; query the bucketized reputation modifier table according to the complementary score to receive a reputation modifier for the object; adjust the object's reputation according to the reputation modifier; and take a security action according to the adjusted reputation.

Abstract: A request is received from a security tool, the request relating to an event involving data records in a storage device. An application programming interface (API) is used to interface with secure storage functionality of the storage device, the secure storage functionality enabling a set of secure storage operations. A security operation is caused to be performed at the storage device involving the data records based at least in part on the request. In one aspect, the set of secure storage operations can include a direct read operation, a direct write operation, a copy-on-write operation, and a save-attempted-write operation.

Abstract: Particular embodiments described herein provide for an electronic device that can be configured to capture an image on a display, where the image includes at least one user interface element and is part of an application, create a screen signature of the image, determine an exploration strategy for the image based on the screen signature, and perform the exploration strategy on the image. The image can be abstracted to create the screen signature and the exploration strategy includes interacting with each of the at least one user interface elements.

Abstract: Disclosed is a method and system for managing contacts for a communication system by storing contact information in a centralized storage system and permitting receiving users to access the centralized contact information storage system using a token passed with communications from a sending user. The communications system may be a trusted network with trusted sending and receiving members. Each communications system member provides contact information the member may wish to make available to other parties. The member may also create a policy defining which contact information may be made available to different classes of users. A member of the communications system generates a message to send to a receiving user. A token that identifies the sending user to the communications system is embedded into the message to be sent to the receiving user.

Abstract: In an example, there is disclosed a system and method for providing a service-oriented architecture, including request/response, over a publish/subscribe framework. In one embodiment, a system is disclosed for adding layers upon a publish/subscribe messaging framework for sophisticated messaging such as point-to-point (request/response) and the ability to query for available services, in a reliable, scalable manner.

Abstract: Particular embodiments described herein provide for a network element that can be configured to receive, from an electronic device, a request to access a network service. In response to the request, the network element can send data related to the network service to the electronic device and add a test link to the data related to the network service. The network element can also be configured to determine if the test link was successfully executed and classify the electronic device as untrusted if the test link was not successfully executed.

Abstract: Methods, apparatus, systems and articles of manufacture are disclosed to verify encrypted handshakes. An example apparatus includes a message copier to clone a client introductory message, the client introductory message is included in a first handshake for network communication between a client and a server, a connection establisher to initiate a second handshake between the apparatus and the server based on the cloned client introductory message, and a decrypter to, in response to the second handshake, decrypt a certificate sent by the server.

Abstract: There is disclosed in one example a computing apparatus, including: a processor and a memory; a network interface to communicatively couple to a backup client; a storage to receive backup data from the client, including a plurality of versions and an associated reputation for each version, the associated reputation to indicate a probability that the version is valid; and instructions encoded within the memory to instruct the processor to: receive from the backup client a request to store a new version of the backup data; determine that the client has exceeded a backup threshold; identify a backup version having a lowest reputation for validity; and expunge the backup version having the lowest reputation for validity.

Abstract: Particular embodiments described herein provide for a system that can be configured to facilitate the use of a blockchain for distributed denial of service attack mitigation, the system can include a network security provider and a validating node. The network security provider can recognize that a distributed denial of service (DDoS) attack is occurring, create a block that includes data related to the DDoS attack, and publish the block that includes the data related to the DDoS attack for addition to a blockchain. The validating node can validate the block that includes the data related to the DDoS attack and the block that includes the data related to the DDoS attack can be added to the blockchain. The block that includes the data related to the DDoS attack can be analyzed to determine how to mitigate a similar DDoS attack.

Abstract: A model-based system, method, and computer program product are provided for detecting at least potentially unwanted activity associated with confidential data. In use, behavior information associated with use of confidential data is identified, based on predetermined parameters. Additionally, a model is created utilizing the behavioral information. Furthermore, at least potentially unwanted activity associated with the confidential data is detected utilizing the model.

Abstract: An opportunity for a computing device to participate in a secure session with a particular domain is identified. A secured microcontroller of the computing device is used to identify a secured, persistent seed corresponding to the particular domain and stored in secured memory of the computing device. A secure identifier is derived based on the seed and sent for use by the particular domain in authenticating the computing device to the particular domain for the secure session. The particular domain can further apply security policies to transactions involving the computing device and particular domain based at least in part on the secure identifier.

Abstract: There is disclosed in one example a method of a work node synchronously load balancing to a multi-node service having an expected maximum of n work nodes, including: provisioning a flow table having m bucket groups, m?1, the bucket groups including n slots each; enumerating a static integer self-identification id0; initializing the flow table with id0 in each slot; performing a discovery iteration, including: discovering a peer device; enumerating a static integer identification idx for the peer device; assigning idx to each slot corresponding to a home position for the peer device; and load balancing slots not assigned to a home position according to a deterministic algorithm; and discovering additional nodes and performing discovery iteration for the additional nodes.

Abstract: There is disclosed in one example a computing apparatus, including: a processor and a memory; and instructions encoded within the memory to instruct the processor to provide a security agent to: identify a malicious process; construct a genealogical process tree of the malicious process, the genealogical process tree including both vertical direct inheritance and horizontal indirect inheritance relationships; and terminate the malicious process and at least some related processes in the genealogical process tree.

Abstract: There is disclosed in one example a computer-implemented method of detecting a statistically-significant security event and automating a response thereto, including: querying, or causing to be queried, a security intelligence database for sector-wise historical norms for an indicator of compromise (IoC); obtaining sector-wise expected prevalence data for the IoC; receiving observed sector-wise prevalence data for the IoC; computing a first test statistic from a goodness-of-fit test between the observed and expected prevalences; from the observed sector-wise prevalence data, computing a second test statistic from a difference between a highest prevalence and a next-highest prevalence; computing a third test statistic from a difference between the observed prevalence of a highest prevalence sector and the expected prevalence for the highest prevalence sector; selecting a least significant statistic from among the first, second, and third test statistics; and determining from the least significant statistic whet

Abstract: Methods, systems, and media for protecting computer networks using adaptive workloads are provided. In some embodiments, the method comprises: transmitting, to a first server, an indication of a status of resources available to a user device; receiving a workload distribution that indicates an amount of work to be performed by the user device, wherein the amount of work is determined based on the status of resources; determining that a site is to be accessed by the user device; generating an analysis that includes one or more values indicating the safety of the site; transmitting the analysis to a second server at which a remaining amount of work is to be performed; based on the remaining amount of work, determining that the site is to be blocked from being accessed by the user device; and blocking the site from being accessed by the user device.