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My Hashicorp Vault Token leaked! What should I do?

What is a Hashicorp Vault Token and how it is used?

A Hashicorp Vault token is a unique authentication credential issued by Hashicorp Vault that grants access to specific resources and operations within the Vault environment.

Hashicorp Vault Token is used for:

Authentication: Vault Tokens are used to authenticate users and applications to access the secrets stored in the Vault.
Authorization: Tokens are used to determine the level of access a user or application has within the Vault, allowing for fine-grained access control.
Renewal and Revocation: Tokens can be renewed to extend their validity period and revoked to immediately invalidate access, providing security and control over access to secrets.

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1. Code snippets to prevent Hashicorp Vault Token hardcoding using environment variables

Using environment variables for storing Hashicorp Vault Token in your code is a secure practice because:

Environment variables are not stored in the codebase, reducing the risk of exposure in case of a code leak.
Environment variables are not visible in the code when shared or collaborated on through version control systems.
Environment variables can be easily managed and rotated without changing the code itself, enhancing security and compliance practices.

How to secure your secrets using environment variables

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2. Code snippet to prevent Hashicorp Vault Token hardcoding using AWS Secrets Manager

Using AWS Secrets Manager to manage Hashicorp Vault Tokens is a secure way to handle sensitive data. Here are code snippets in five different programming languages that demonstrate how to retrieve the Hashicorp Vault Token from AWS Secrets Manager.

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3. Code snippet to prevent Hashicorp Vault Token hardcoding using HashiCorp Vault

Using HashiCorp Vault for managing Hashicorp Vault Tokens is a great way to enhance security. Here are code snippets in five different programming languages for securely handling a Hashicorp Vault Token using HashiCorp Vault.

Remember to replace the VAULT_ADDR and VAULT_TOKEN with your Vault server address and authentication token. The snippets assume that the Hashicorp Vault Token is stored under the api_key field within Vault. The specifics of the Vault path and field names should be adjusted to match your Vault setup.

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4. Code snippet to prevent Hashicorp Vault Token hardcoding using CyberArk Conjur

Using CyberArk Conjur to manage Hashicorp Vault Token is a secure way to handle sensitive data. Here are code snippets in five different programming languages that demonstrate how to retrieve the Hashicorp Vault Token from CyberArk Conjur.

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How to generate a Hashicorp Vault Token?

To generate a Hashicorp Vault Token, developers can follow these steps:

Access the Hashicorp Vault server using the appropriate URL and credentials.
Authenticate with the server using a method such as username/password, LDAP, or token.
Once authenticated, request a new token by using the appropriate API endpoint or CLI command.
Specify the policies and permissions associated with the token during the creation process.
Upon successful creation, the new token will be returned with a unique identifier and associated policies.

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My Hashicorp Vault Token leaked, what are the possible reasons?

There are several reasons why a Hashicorp Vault Token might have been leaked:

Improper storage: If the token is stored in a plaintext file or hard-coded in source code, it can easily be leaked.
Weak access controls: If the token is not properly protected with strong access controls, unauthorized users may gain access to it.
Logging: If the token is inadvertently logged in system logs or application logs, it can be exposed to anyone with access to those logs.
Man-in-the-middle attacks: If the token is transmitted over insecure channels without proper encryption, it can be intercepted by attackers.
Phishing attacks: If developers are tricked into revealing their token through phishing emails or websites, it can be leaked to malicious actors.

What are the risks of leaking a Hashicorp Vault Token

As a security trainer, it is crucial for developers to understand the risks associated with leaking a Hashicorp Vault Token. Hashicorp Vault Tokens are used for authenticating and accessing sensitive information stored in the Vault. If a Vault Token is leaked, it can lead to serious security vulnerabilities and potential data breaches. Here are some specific risks of leaking a Hashicorp Vault Token:

Unauthorized access to sensitive data: An attacker with a leaked Vault Token can gain unauthorized access to sensitive information stored in the Vault, such as passwords, API keys, and other confidential data.
Elevation of privileges: A compromised Vault Token can be used by an attacker to escalate their privileges within the system, potentially gaining access to more critical resources and compromising the entire infrastructure.
Data tampering: With a leaked Vault Token, an attacker can manipulate or tamper with the data stored in the Vault, leading to data integrity issues and potential misinformation being spread.
Reputational damage: A security breach resulting from a leaked Vault Token can severely damage the reputation of the organization, leading to loss of trust from customers, partners, and stakeholders.

It is essential for developers to follow best practices for managing and securing Hashicorp Vault Tokens, such as implementing proper access controls, rotating tokens regularly, and monitoring token usage to detect any suspicious activities. By raising awareness about the risks associated with leaking Vault Tokens, developers can better protect sensitive data and prevent security incidents.

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Hashicorp Vault Token security best practices

Avoid embedding the secret directly in your code. Instead, use environment variables or secrets managers‍
Secure storage: store the Hashicorp Vault Token in a secure location, such as a password manager or a secrets management service.
Regular rotation: periodically rotate the API key to minimize the risk of long-term exposure.
Restrict permissions: apply the principle of least privilege by only granting the key the minimum necessary permissions.
Monitor usage: regularly check the usage logs for any unusual activity or unauthorized access attempts.
Implement access controls: limit the number of users who have access to the secret and enforce strong authentication measures.
Use a secrets manager: utilize secret management tools like CyberArk or AWS Secrets Manager for enhanced security.

By adhering to the best practices, you can significantly reduce the risk associated with Hashicorp Vault Token usage and improve the overall security of your Hashicorp Vault Token implementations.

Exposing secrets on GitHub: What to do after leaking Credential and API keys

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Hashicorp Vault Token leak remediation: what to do

What to do if you expose a secret: How to stay calm and respond to an incident [cheat sheet included]

How to check if Hashicorp Vault Token was used by malicious actors

Review Access Logs: Check the access logs of your Hashicorp Vault Token account for any unauthorized access or unusual activity. Pay particular attention to access from unfamiliar IP addresses (if you haven’t set up a specific allow list) or at odd hours.
Monitor Usage Patterns: Look for anomalies in the usage patterns, such as unexpected spikes in data access or transfer.
Check Active Connections and Operations: Review the list of active connections and recent operations on your database. Unusual or unauthorized operations might indicate malicious use.
Audit API Usage: If possible, audit the usage of your API key through any logging or monitoring services you have integrated with Hashicorp Vault Token. This can give insights into any unauthorized use of your key.

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Steps to revoke the Hashicorp Vault Token

Generate a new Hashicorp Vault Token:

Log into your Hashicorp Vault Token account.
Navigate to the API section and generate a new API key.

Update Services with the new key:

Replace the compromised key with the new key in all your services that use this API key.
Ensure all your applications and services are updated with the new key before deactivating the old one.

Deactivate the old Hashicorp Vault Token:

Once the new key is in place and everything is functioning correctly, deactivate the old API key.
This can typically be done from the same section where you generated the new key.

Monitor after key rotation:

After deactivating the old key, monitor your systems closely to ensure that all services are running smoothly and that there are no unauthorized access attempts.

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How to understand which services will stop working

Inventory of services: keep an inventory of all services and applications that utilize your Hashicorp Vault Token.
Communication and documentation: Ensure that your team is aware of which services are dependent on the key. Maintain documentation for quick reference.
Testing: before deactivating the old key, test your services with the new key in a staging environment. This helps in identifying any services that might face issues post rotation.
Fallback strategies: Have a fallback or emergency plan in case a critical service fails after the key rotation. This might include temporary measures or quick rollback procedures.

In summary, the remediation process involves identifying potential misuse, carefully rotating the key, and ensuring minimal disruption to services. Being proactive and having a well-documented process can greatly reduce the risks associated with a compromised API key.

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What about other secrets?

GitGuardian helps developers keep 350+ types of secrets out of source code. GitGuardian’s automated secrets detection and remediation solution secure every step of the development lifecycle, from code to cloud:

On developer workstations with git hooks (pre-commit and pre-push);
On code sharing platforms like GitHub, GitLab, and Bitbucket;
In CI environments (Circle CI, Travis CI, Jenkins CI, GitHub Actions, and many more);
In Docker images.

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payment_intent

nullable object

The PaymentIntent object for errors returned on a request involving a PaymentIntent.

Hide

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child attributes

CLIENT LIBRARIES

$ gem install stripe

STRIPE-RUBY

$ pip install stripe

STRIPE-PYTHON

$ composer require stripe/stripe-php

STRIPE-PHP

MAVEN
<dependency>
  <groupId>com.stripe</groupId>
  <artifactId>stripe-java</artifactId>
  <version>24.16.0</version>
</dependency>

GRADLE
compile "com.stripe:stripe-java:24.16.0"

STRIPE-NODE

$ npm install --save stripe

STRIPE-NODE

$ go get github.com/stripe/stripe-go/v76

STRIPE-NODE

$ nuget install Stripe.net

STRIPE-NODE

SHOW

This is placeholder code

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