Security-related question about a possible exposed credential

[Emma-NYL]

Hello,

My name is Emma, I am conducting an academic study on possible credential exposure in public GitHub repositories.

While analyzing this repository, I found a string that may represent a credential. I'm including the code snippet below containing possible leakage. To avoid exposing sensitive information publicly, I marked the sensitive information.

Could you please help clarify whether the detected string is:

1. a real credential, or
2. a placeholder / example value?

Thank you for your time.

---

Code snippet (sensitive values masked):

  end

  describe 'IMAP Authentication' do
    describe '#authenticate_imap' do
      context 'password authentication' do
        before do
          email_account.encrypted_password = "secur****ssword"
          allow(email_account).to receive(:oauth_configured?).and_return(false)
        end

        it 'authenticates with email and password' do
          expect(mock_imap).to receive(:login).with(email_account.email, email_account.password)

Thank you in advance for your time - I really appreciate it!

Sincerely,
Emma