Introducing GrayHash's skillsets and consulting area.

GrayHash owns rich experience in various fields of security. From hardware hacks to software hacks and from embedded systems to cutting edge mobile environment, we provide consulting services for various fields from every aspect.
Software security assessment
Assessing software vulnerabilities through blackbox/whitebox testing. Regardless of the architecture, we provide best reverse engineering, code auditing, and bug hunting skills to find security problems potential on the software level.
IoT, embedded devices security assessment
A hardware hacking expert is essential to assess an embedded device's security. GrayHash possesses top level skills to hack softwares and analyze hardwares that can help fully understand target platform and assess devices' vulnerabilities. GrayHash has already prooved its capabilities through various medias on IoT & embedded systems hacks.
Security solutions
Proper design and secure coding is more important than anything else for protecting corporate's asset value. Adding a proper security solution that fits corporate's needs can make it even safer. GrayHash's security solution is thoroughly made from a hacker's aspect, we are confident that it will be a great shield to break down malicious attackers' intent.
Security skills training
It is very hard to make programmers or IT specialists without knowledge of security understand how SW gets hacked. GrayHash has delivered lectures and trainings to various audiences including major corporates and government organizations and we have been guiding them the path to become experts depending on trainee's skillsets.
Security education system
GrayHash has developed a security education system which can be easily used by clients' employees. Latest techniques and trends are applied to the system which we keep updating to apply newest incidents and are provided as a form of challenges so trainees can practice themselves with their own hands. It provides multiple levels of difficulty and solutions are also provided.
Corporate security assessment
While assessing corporate's products are important, assessing corporate infrastructure security cannot be ignored. Every GrayHash members have genuin experiences and skillsets to assess infra security from a hacker's aspect. We even find 0-days whilst assessment process. Assessments based on checklists are useless nowadays. Threats should be measured from an aspect of real-world hackers.
Technical counsel on security
A security expert's role at the design phase is critical when constructing corporate infrastructure or a product. A design without the consideration of security measurement, a great cost can be paid afterwards. The experts of GrayHash will give counsels for the clients to securely achieve the goals the clients desire.