# Docs: https://docs.split.io/reference/authentication
# Format: SDK API keys are base64-encoded; Admin API keys have specific prefix patterns
# Verify: Admin API uses Bearer token; SDK API uses different endpoints
# Prefix: none (varies by key type)
[detector]
id = "splitio-api-key"
name = "Split.io API Key"
service = "splitio"
severity = "high"
ml = { match_mode = "lift", entropy_mode = "disabled", weight = 1.0, context_radius_lines = 5 }
match_confidence = { literal_prefix_weight = 0.35, context_anchor_weight = 0.20, entropy_weight = 0.20, high_entropy_partial_weight = 0.12, moderate_entropy_threshold = 3.0, moderate_entropy_weight = 0.05, low_entropy_penalty_floor = 2.0, low_entropy_min_match_length = 10, low_entropy_penalty_multiplier = 0.60, keyword_nearby_weight = 0.10, sensitive_file_weight = 0.10, companion_weight = 0.05, very_high_entropy_margin = 1.2999999999999998, named_anchor_floor = 0.55, assignment_context_multiplier = 1.0, string_literal_context_multiplier = 0.9, unknown_context_multiplier = 0.8, documentation_context_multiplier = 0.3, comment_context_multiplier = 0.4, test_context_multiplier = 0.3, encrypted_context_multiplier = 0.05, soft_context_suppression_threshold = 0.5, encrypted_context_suppression_threshold = 0.8, post_match = { placeholder_multiplier = 0.05, minimum_byte_diversity = 0.1, low_diversity_multiplier = 0.1, maximum_repeat_ratio = 0.8, degenerate_run_min_length = 10, degenerate_repeat_multiplier = 0.1, fixture_path_multiplier = 0.5, ml_context_reapply_below = 0.95 } }
keywords = ["splitio", "SPLITIO_API_KEY", "split_io", "SPLIT_SDK_KEY"]
[[detector.patterns]]
regex = "(?:splitio|split_io|SPLITIO|SPLIT)[_.]?(?:api|sdk)?[_.]?key[=:\\s\"']+([A-Za-z0-9+/]{20,}={0,2})"
description = "Split.io API/SDK key (base64) with context anchor"
group = 1
[[detector.tests]]
test_positive = "SPLITIO_API_KEY=Kp4Qx7Rm2Sn5Tb8Vw3YzKp4Qx7Rm2Sn"
test_negative = "split_io_api_key=YOUR_API_KEY_HERE_PLACEHOLDER_VALUE"