Protecting data

In this lesson, we learn about data states, common risks to data and common mistakes developers make when handling data in their code. We also learn how to mitigate those risks.

In this lesson, we learn how to recover deleted user files. We also learn how to recover deleted project files in Android Studio.

In this lesson, we learn about different ways our data can be transmitted over a network. We also learn how to secure transmitted data.

In this activity, we sniff (capture) cleartext data sent over a vulnerable network connection.

We continue with capturing cleartext data from the network.

In this lesson, we learn about common network security risks, including man-in-the-middle attacks. We also learn about the primary tasks required to secure Android network connections.

In this activity, we practice securing network connectivity in our Android app.

We continue to practice securing network connectivity in our Android app.

In this lesson, we learn what certificate pinning is and how to implement it to secure connections to websites.

In this activity, we implement certificate pinning in our app.

In this lesson, we learn about common ways in which data can leak from our app and how to protect against those risks.

We continue learning about how to protect against data leaks.

In this activity, we implement data leak protection in our app.

In this lesson, we learn about SQLite and Room databases.

In this activity, we implement a Room database in our app.

We continue implementing a Room database in our app.

In this activity, we learn how to hash data before saving it in a Room database.

In this lesson, we get an overview of Android inter-process communications.

In this lesson, we examine Android activities, their vulnerabilities and how to protect them in our app.

In this lesson, we examine Android services, their vulnerabilities and how to protect them in our app.

In this lesson, we examine Android broadcast receivers, their vulnerabilities and how to protect them in our app.

We continue our lesson on Android broadcast receivers.

In this lesson, we examine Android content providers, their vulnerabilities and how to protect them in our app.

We continue our lesson on Android content providers.

In this lesson, we examine Android intents, their vulnerabilities and how to protect them in our app.

We continue our lesson on Android intents.

In this lesson, we examine Android Binder, its vulnerabilities and what to do to patch any vulnerabilities.

In this lesson, we learn about threads and Kotlin coroutines.

In this lesson, we learn what a race condition is and how to protect against it.

In this activity, we experiment with threads, coroutines and concurrency.