diff --git a/.gitignore b/.gitignore
index e6c3baaf..2f7ff706 100644
--- a/.gitignore
+++ b/.gitignore
@@ -13,3 +13,4 @@ composer.lock
 *.log
 www/manual/*
 !www/manual/index.php
+config/php/fpm/standardebooks.org-secrets.ini
diff --git a/config/php/fpm/standardebooks.org.ini b/config/php/fpm/standardebooks.org.ini
index 0e0de0e3..7083df9a 100644
--- a/config/php/fpm/standardebooks.org.ini
+++ b/config/php/fpm/standardebooks.org.ini
@@ -9,10 +9,12 @@ max_execution_time = 120
 allow_url_fopen = false
 allow_url_include = false
 expose_php = off
-site_status = "live"
 
 [Date]
 date.timezone = Etc/UTC
 
 [opcache]
 opcache.validate_timestamps = off
+
+[se]
+se.site_status = "live"
diff --git a/config/php/fpm/standardebooks.test.ini b/config/php/fpm/standardebooks.test.ini
index 0e0de0e3..58397878 100644
--- a/config/php/fpm/standardebooks.test.ini
+++ b/config/php/fpm/standardebooks.test.ini
@@ -9,10 +9,12 @@ max_execution_time = 120
 allow_url_fopen = false
 allow_url_include = false
 expose_php = off
-site_status = "live"
 
 [Date]
 date.timezone = Etc/UTC
 
 [opcache]
 opcache.validate_timestamps = off
+
+[se]
+se.site_status = "dev"
diff --git a/config/phpstan/phpstan.neon b/config/phpstan/phpstan.neon
index 73328637..c5b5d7c1 100644
--- a/config/phpstan/phpstan.neon
+++ b/config/phpstan/phpstan.neon
@@ -16,9 +16,6 @@ parameters:
 		- '#Method Ebook::NullIfEmpty\(\) has parameter \$elements with no type specified.#'
 		- '#Method HttpInput::GetHttpVar\(\) has no return type specified.#'
 		- '#Method HttpInput::GetHttpVar\(\) has parameter \$default with no type specified.#'
-
-		# Ignore symbols that PHPStan can't find
-		- '#Constant EMAIL_SMTP_USERNAME not found.#'
 	level:
 		8
 	paths:
diff --git a/lib/Constants.php b/lib/Constants.php
index fb9a6a2b..9ad6239f 100644
--- a/lib/Constants.php
+++ b/lib/Constants.php
@@ -7,7 +7,7 @@ use function Safe\strtotime;
 const SITE_STATUS_LIVE = 		'live';
 const SITE_STATUS_DEV =			'dev';
 
-define('SITE_STATUS', get_cfg_var('site_status') ?: SITE_STATUS_DEV); // Set in the PHP INI configuration for both CLI and FPM. Have to use define() and not const so we can use a function.
+define('SITE_STATUS', get_cfg_var('se.site_status') ?: SITE_STATUS_DEV); // Set in the PHP INI configuration for both CLI and FPM. Have to use define() and not const so we can use a function.
 
 // No trailing slash on any of the below constants.
 if(SITE_STATUS == SITE_STATUS_LIVE){
@@ -35,14 +35,10 @@ const SORT_LENGTH = 'length';
 
 const CAPTCHA_IMAGE_HEIGHT = 72;
 const CAPTCHA_IMAGE_WIDTH = 230;
-
 const NO_REPLY_EMAIL_ADDRESS = 'admin@standardebooks.org';
 const ADMIN_EMAIL_ADDRESS = 'admin@standardebooks.org';
 const EDITOR_IN_CHIEF_EMAIL_ADDRESS = 'alex@standardebooks.org';
-// We don't define the email username/password in this file to
-// 1) avoid a filesystem read when email isn't being used, and
-// 2) allow scripts run by users not in the www-data group to succeed, otherwise they will not be able to open secret files on startup and crash
-const POSTMARK_SECRET_FILE_PATH = SITE_ROOT . '/config/secrets/postmarkapp.com';
+define('EMAIL_SMTP_USERNAME', get_cfg_var('se.secrets.postmark.username'));
 const EMAIL_SMTP_HOST = 'smtp-broadcasts.postmarkapp.com';
 const EMAIL_POSTMARK_STREAM_BROADCAST = 'the-standard-ebooks-newsletter';
 
@@ -87,6 +83,13 @@ const FA_FEE_PERCENT = 0.87;
 
 const SE_SUBJECTS = ['Adventure', 'Autobiography', 'Biography', 'Children’s', 'Comedy', 'Drama', 'Fantasy', 'Fiction', 'Horror', 'Memoir', 'Mystery', 'Nonfiction', 'Philosophy', 'Poetry', 'Satire', 'Science Fiction', 'Shorts', 'Spirituality', 'Tragedy', 'Travel'];
 
+const GITHUB_IGNORED_REPOS =		['tools', 'manual', 'web']; // If we get GitHub push requests featuring these repos, silently ignore instead of returning an error.
+
+const GITHUB_WEBHOOK_LOG_FILE_PATH =	'/var/log/local/webhooks-github.log'; // Must be writable by `www-data` Unix user.
+const POSTMARK_WEBHOOK_LOG_FILE_PATH =	'/var/log/local/webhooks-postmark.log'; // Must be writable by `www-data` Unix user.
+const ZOHO_WEBHOOK_LOG_FILE_PATH =	'/var/log/local/webhooks-zoho.log'; // Must be writable by `www-data` Unix user.
+const DONATIONS_LOG_FILE_PATH =		'/var/log/local/donations.log'; // Must be writable by `www-data` Unix user.
+
 define('PD_YEAR', intval(gmdate('Y')) - 96);
 define('PD_STRING', 'January 1, ' . (PD_YEAR + 1));
 
@@ -95,15 +98,3 @@ define('DONATION_ALERT_ON', DONATION_HOLIDAY_ALERT_ON || rand(1, 4) == 2);
 define('DONATION_DRIVE_ON', false);
 define('DONATION_DRIVE_COUNTER_ON', false);
 
-const GITHUB_SECRET_FILE_PATH =		SITE_ROOT . '/config/secrets/se-vcs-bot@github.com'; // Set in the GitHub organization global webhook settings.
-const GITHUB_WEBHOOK_LOG_FILE_PATH =	'/var/log/local/webhooks-github.log'; // Must be writable by `www-data` Unix user.
-const GITHUB_IGNORED_REPOS =		['tools', 'manual', 'web']; // If we get GitHub push requests featuring these repos, silently ignore instead of returning an error.
-
-const POSTMARK_WEBHOOK_LOG_FILE_PATH =	'/var/log/local/webhooks-postmark.log'; // Must be writable by `www-data` Unix user.
-
-const ZOHO_SECRET_FILE_PATH =		SITE_ROOT . '/config/secrets/webhooks@zoho.com'; // Set in the GitHub organization global webhook settings.
-const ZOHO_WEBHOOK_LOG_FILE_PATH =	'/var/log/local/webhooks-zoho.log'; // Must be writable by `www-data` Unix user.
-
-const FA_SECRET_FILE_PATH =		SITE_ROOT . '/config/secrets/fracturedatlas.org';
-const DONATIONS_LOG_FILE_PATH =		'/var/log/local/donations.log'; // Must be writable by `www-data` Unix user.
-
diff --git a/lib/Email.php b/lib/Email.php
index fad1bdf3..84b41aa8 100644
--- a/lib/Email.php
+++ b/lib/Email.php
@@ -5,8 +5,6 @@ use PHPMailer\PHPMailer\Exception;
 use function Safe\define;
 use function Safe\file_get_contents;
 
-define('EMAIL_SMTP_USERNAME', trim(file_get_contents(POSTMARK_SECRET_FILE_PATH)));
-
 class Email{
 	public $To = '';
 	public $From = '';
diff --git a/scripts/process-pending-payments b/scripts/process-pending-payments
index 7c74cc60..d453b6cc 100755
--- a/scripts/process-pending-payments
+++ b/scripts/process-pending-payments
@@ -34,7 +34,8 @@ $driver = null;
 $log = new Log(DONATIONS_LOG_FILE_PATH);
 $lastMonth = (new DateTime())->sub(new DateInterval('P45D')); // 45 days, a 15 day grace period before Patrons Circle members are dropped off
 $lastYear = (new DateTime())->sub(new DateInterval('P1Y'));
-$faCredentials = explode("\n", trim(file_get_contents(FA_SECRET_FILE_PATH)));
+$faUsername = get_cfg_var('se.secrets.fractured_atlas.username');
+$faPassword = get_cfg_var('se.secrets.fractured_atlas.password');
 
 // Test donations
 // fa000cbf-af6f-4c14-8919-da6cf81a27ea  Regular donation, patrons, public, recurring
@@ -88,8 +89,8 @@ try{
 				$submitButton = $driver->wait(20, 250)->until(WebDriverExpectedCondition::visibilityOfElementLocated(WebDriverBy::xpath('//button[@type="submit"]')));
 
 				// Fill out and submit the form
-				$emailField->sendKeys($faCredentials[0]);
-				$passwordField->sendKeys($faCredentials[1]);
+				$emailField->sendKeys($faUsername);
+				$passwordField->sendKeys($faPassword);
 				$submitButton->click();
 			}
 
diff --git a/www/webhooks/github.php b/www/webhooks/github.php
index 3d870f35..4c7b0d56 100644
--- a/www/webhooks/github.php
+++ b/www/webhooks/github.php
@@ -28,7 +28,7 @@ try{
 	$hashAlgorithm = $splitHash[0];
 	$hash = $splitHash[1];
 
-	if(!hash_equals($hash, hash_hmac($hashAlgorithm, $post, preg_replace("/[\r\n]/ius", '', file_get_contents(GITHUB_SECRET_FILE_PATH))))){
+	if(!hash_equals($hash, hash_hmac($hashAlgorithm, $post, get_cfg_var('se.secrets.github.se_vcs_bot.secret')))){
 		throw new Exceptions\InvalidCredentialsException();
 	}
 
diff --git a/www/webhooks/postmark.php b/www/webhooks/postmark.php
index 215198c3..a6bf9c1a 100644
--- a/www/webhooks/postmark.php
+++ b/www/webhooks/postmark.php
@@ -11,7 +11,7 @@ use function Safe\substr;
 $log = new Log(POSTMARK_WEBHOOK_LOG_FILE_PATH);
 
 try{
-	$smtpUsername = trim(file_get_contents(POSTMARK_SECRET_FILE_PATH));
+	$smtpUsername = get_cfg_var('se.secrets.postmark.username');
 
 	$log->Write('Received Postmark webhook.');
 
@@ -19,7 +19,7 @@ try{
 		throw new Exceptions\WebhookException('Expected HTTP POST.');
 	}
 
-	$apiKey = trim(file_get_contents(SITE_ROOT . '/config/secrets/webhooks@postmarkapp.com'));
+	$apiKey = get_cfg_var('se.secrets.postmark.api_key');
 
 	// Ensure this webhook actually came from Postmark
 	if($apiKey != ($_SERVER['HTTP_X_SE_KEY'] ?? '')){
diff --git a/www/webhooks/zoho.php b/www/webhooks/zoho.php
index 436f29da..0950de9f 100644
--- a/www/webhooks/zoho.php
+++ b/www/webhooks/zoho.php
@@ -23,7 +23,7 @@ try{
 	$post = file_get_contents('php://input');
 
 	// Validate the Zoho secret.
-	if(!hash_equals($_SERVER['HTTP_X_HOOK_SIGNATURE'], base64_encode(hash_hmac('sha256', $post, preg_replace("/[\r\n]/ius", '', file_get_contents(ZOHO_SECRET_FILE_PATH)), true)))){
+	if(!hash_equals($_SERVER['HTTP_X_HOOK_SIGNATURE'], base64_encode(hash_hmac('sha256', $post, get_cfg_var('se.secrets.zoho.webhook_secret'), true)))){
 		throw new Exceptions\InvalidCredentialsException();
 	}