Multifactor Authentication via Digital Signature

Seal is a software cryptographic authenticator based on a digital signatures. In the app, that it integrated with, Seal accomplishes second factor authentication for users owned element (something you have) by asymmetric cryptography methods.

It guarantees that the transaction is made or approved through users authorized device that previously registered in Seal system. It’s a solution that it includes SDK’s for a both Android and iOS platforms alongside with backend server apps that SDK’s will be communicate with.


Octopus is a security product that performs mobile device recognition and detects security threats on the device.

Octopus SDK starts working when the mobile application is opened on the device. SDK reports collected device metrics, detected anomalies and malicious software information to its server. After this information is processed on the server, it can be queried by fraud systems to prevent possible damages.


TapAuth is a software product that reads the data in the content of electronic ID cards and passports, whose standards are determined by ICAO and called eMRTD (Electronic Machine Readable Travel Document), and verifies the accuracy and integrity of the information inside the chip with cryptographic operations.

It also provides users with a more comfortable experience by reading the information on the ID or passport with OCR.

In addition, TapAuth offers a verification mechanism by comparing the user’s face with the image from the chip of the identity document or passport in the previous step.


The introduction of mobile phones into our lives and taking up a significant share in our lives allowed users to make most of their financial transactions from mobile phones.

You no longer need to carry your MasterCard, Visa and Troy-enabled cards with you.

Our TapPay HCE (Host Card Emulation) product allows you to make payments from your NFC-enabled phones by emulating your physical cards. Now you can make contactless payments for your purchases from your mobile device.

Yapı Kredi Mobile Banking Application Framework

Codevo designed and developed mobile banking application framework for Yapı Kredi Mobile Banking Application. Framework consists of iOS and Android client side libraries and backend application. It has a wide collection of components from basic UI controls, including buttons, calendars, sliders, numeric and text input views to complex business components such as credit/debit card selection, account selection, customizable selection for hierarchal data. It handles common tasks such as networking, client/server side validations, second factor authentication, customizable navigation, logging, security, version management, enabling/disabling individual screens or processes from server and more, all ready to work out of box when a data source is pointed. Yapı Kredi Mobile Banking Application is a huge success, with 5 million monthly active users who are %99.9 crash free. Framework is still being used for development.

World Mobil

World Mobil is Yapı Kredi Bank’s credit card application, which enables you to search and enroll in campaigns, track your progress, see your rewards, credit card billings, get notified when you are close to a  and much more. Both client applications (iOS and Android) and backend application have been developed by Codevo.

İşCep Components

Codevo developed native iOS and Android UI components for Softtech to be integrated to İşCep, İş Bank’s mobile banking application. With a proven track record in framework development for mobile banking applications, Codevo utilized its experience to build a suit of components that are intuitive, have smooth animations and clean interfaces, coming with full documentation and test cases.


OttoLock is a smart door lock that can be controlled with mobile application. Open your door with your smart phone, grant access to your guests or revoke grants anywhere, anytime. Get notified when someone enters or leaves. All comes with cutting edge security, utilizing elliptic curve signatures for challenge response mechanism, hardware random generator, secure boot and more.