Government Portal Automation with CAPTCHA Solving

Government websites use CAPTCHAs to protect forms, appointment booking systems, and public records portals. QA teams, civic tech developers, and legal professionals need automated access to test and operate these workflows efficiently.

Government CAPTCHAs by Category

Portal Category	Common CAPTCHA	Example Sites	Use Case
Visa / immigration	BLS, reCAPTCHA v2	BLS portals, USCIS	Appointment booking
DMV / motor vehicles	reCAPTCHA v2, image	State DMV sites	Registration renewal
Court records	reCAPTCHA v2	PACER, state courts	Case lookup
Permits / licenses	Image CAPTCHA	City permit portals	Application filing
Tax portals	reCAPTCHA v2	IRS, state tax sites	Filing status checks
Public records	Image CAPTCHA, reCAPTCHA	County records	Property/deed lookup

BLS Visa Appointment Automation

BLS portals use their own CAPTCHA system. CaptchaAI supports BLS CAPTCHAs with 100% accuracy:

import requests
import time
import base64

CAPTCHAAI_KEY = "YOUR_API_KEY"
CAPTCHAAI_URL = "https://ocr.captchaai.com"


def solve_bls_captcha(captcha_image_url, session):
    """Solve BLS-specific CAPTCHA."""
    # Download CAPTCHA image
    img_resp = session.get(captcha_image_url)
    img_b64 = base64.b64encode(img_resp.content).decode()

    resp = requests.post(f"{CAPTCHAAI_URL}/in.php", data={
        "key": CAPTCHAAI_KEY,
        "method": "base64",
        "body": img_b64,
        "json": 1,
    })
    task_id = resp.json()["request"]

    for _ in range(30):
        time.sleep(3)
        result = requests.get(f"{CAPTCHAAI_URL}/res.php", params={
            "key": CAPTCHAAI_KEY, "action": "get",
            "id": task_id, "json": 1,
        })
        data = result.json()
        if data["request"] != "CAPCHA_NOT_READY":
            return data["request"]

    raise TimeoutError("BLS CAPTCHA timeout")


class BLSAppointmentBooker:
    def __init__(self):
        self.session = requests.Session()
        self.session.headers.update({
            "User-Agent": "Mozilla/5.0 (Windows NT 10.0; Win64; x64) "
            "AppleWebKit/537.36 Chrome/126.0.0.0 Safari/537.36",
        })

    def login(self, portal_url, email, password):
        """Login to BLS portal with CAPTCHA."""
        resp = self.session.get(portal_url)

        # Extract CAPTCHA image URL from page
        import re
        match = re.search(r'src="(/captcha[^"]+)"', resp.text)
        if match:
            captcha_url = portal_url.rstrip("/") + match.group(1)
            captcha_text = solve_bls_captcha(captcha_url, self.session)
        else:
            captcha_text = ""

        login_resp = self.session.post(portal_url, data={
            "email": email,
            "password": password,
            "captcha": captcha_text,
        })
        return login_resp.status_code == 200

    def check_appointment_slots(self, slots_url):
        """Check available appointment slots."""
        resp = self.session.get(slots_url)
        if resp.status_code == 200:
            return resp.json().get("available_slots", [])
        return []

    def book_slot(self, booking_url, slot_id, applicant_data):
        """Book an appointment slot, handling any CAPTCHA."""
        resp = self.session.get(booking_url)

        # Check for CAPTCHA on booking page
        import re
        match = re.search(r'src="(/captcha[^"]+)"', resp.text)
        if match:
            captcha_url = booking_url.rstrip("/") + match.group(1)
            captcha_text = solve_bls_captcha(captcha_url, self.session)
        else:
            captcha_text = ""

        resp = self.session.post(booking_url, data={
            "slot_id": slot_id,
            "captcha": captcha_text,
            **applicant_data,
        })

        return {
            "success": resp.status_code == 200,
            "confirmation": resp.json().get("confirmation_number"),
        }

Court Records Lookup

def solve_recaptcha(sitekey, pageurl):
    resp = requests.post(f"{CAPTCHAAI_URL}/in.php", data={
        "key": CAPTCHAAI_KEY,
        "method": "userrecaptcha",
        "googlekey": sitekey,
        "pageurl": pageurl,
        "json": 1,
    })
    task_id = resp.json()["request"]

    for _ in range(60):
        time.sleep(5)
        result = requests.get(f"{CAPTCHAAI_URL}/res.php", params={
            "key": CAPTCHAAI_KEY, "action": "get",
            "id": task_id, "json": 1,
        })
        data = result.json()
        if data["request"] != "CAPCHA_NOT_READY":
            return data["request"]
    raise TimeoutError("Timeout")


class CourtRecordSearcher:
    def __init__(self, proxy=None):
        self.session = requests.Session()
        if proxy:
            self.session.proxies = {"http": proxy, "https": proxy}
        self.session.headers.update({
            "User-Agent": "Mozilla/5.0 (Windows NT 10.0; Win64; x64) "
            "AppleWebKit/537.36 Chrome/126.0.0.0 Safari/537.36",
        })

    def search_cases(self, court_url, search_params, sitekey):
        """Search court records with reCAPTCHA handling."""
        # Load search page
        self.session.get(court_url)

        # Solve CAPTCHA
        token = solve_recaptcha(sitekey, court_url)

        # Submit search with token
        resp = self.session.post(court_url, data={
            **search_params,
            "g-recaptcha-response": token,
        })

        if resp.status_code == 200:
            return self._parse_results(resp.text)
        return []

    def _parse_results(self, html):
        from bs4 import BeautifulSoup
        soup = BeautifulSoup(html, "html.parser")
        cases = []
        for row in soup.select("table.results tr")[1:]:
            cols = row.select("td")
            if len(cols) >= 4:
                cases.append({
                    "case_number": cols[0].get_text(strip=True),
                    "parties": cols[1].get_text(strip=True),
                    "date": cols[2].get_text(strip=True),
                    "status": cols[3].get_text(strip=True),
                })
        return cases

Image CAPTCHA on Permit Portals

Many city and county portals use simple image CAPTCHAs:

def solve_image_captcha(image_url, session):
    """Solve image-based CAPTCHA common on local government sites."""
    img = session.get(image_url)
    img_b64 = base64.b64encode(img.content).decode()

    resp = requests.post(f"{CAPTCHAAI_URL}/in.php", data={
        "key": CAPTCHAAI_KEY,
        "method": "base64",
        "body": img_b64,
        "json": 1,
    })
    task_id = resp.json()["request"]

    for _ in range(20):
        time.sleep(3)
        result = requests.get(f"{CAPTCHAAI_URL}/res.php", params={
            "key": CAPTCHAAI_KEY, "action": "get",
            "id": task_id, "json": 1,
        })
        data = result.json()
        if data["request"] != "CAPCHA_NOT_READY":
            return data["request"]

    raise TimeoutError("Image CAPTCHA timeout")

Public Records Batch Lookup

import csv


def batch_property_lookup(addresses, portal_url, sitekey, output_file):
    """Look up multiple property records, solving CAPTCHA per batch."""
    session = requests.Session()
    session.headers.update({
        "User-Agent": "Mozilla/5.0 (Windows NT 10.0; Win64; x64) "
        "AppleWebKit/537.36 Chrome/126.0.0.0 Safari/537.36",
    })

    results = []
    for i, address in enumerate(addresses):
        try:
            # Solve CAPTCHA every 5th request (or when required)
            if i % 5 == 0:
                token = solve_recaptcha(sitekey, portal_url)

            resp = session.post(portal_url, data={
                "address": address,
                "g-recaptcha-response": token,
            })

            if resp.status_code == 200:
                results.append({
                    "address": address,
                    "data": resp.json(),
                })

            time.sleep(3)  # Be respectful

        except Exception as e:
            results.append({"address": address, "error": str(e)})

    # Save results
    with open(output_file, "w", newline="") as f:
        writer = csv.DictWriter(f, fieldnames=["address", "data", "error"])
        writer.writeheader()
        writer.writerows(results)

    return results

Session Management Tips

Government portals often have short session timeouts:

Portal Type	Session Timeout	Recommendation
Visa portals	5-10 min	Complete flow quickly
DMV sites	15 min	Refresh session cookie midway
Court records	20-30 min	Batch searches in groups
Tax portals	10-15 min	Use sticky proxy, same IP
Permit apps	30 min	Save progress at each step

Troubleshooting

Issue	Cause	Fix
CAPTCHA image not loading	Session cookie expired	Start fresh session
"Session expired" during form	Took too long to solve	Pre-solve or use faster solving
Wrong CAPTCHA answer	Distorted image	Report bad image via API
Portal blocks automation	IP/UA detection	Use residential proxy + real UA
Form validation error after CAPTCHA	Server-side token expired	Solve CAPTCHA immediately before submit

FAQ

Is automating government portals legal?

Automating your own forms and data lookup is generally permitted. QA testing for civic tech applications is a common legitimate use. Always check the specific portal's terms of service.

Which CAPTCHA type is most common on government sites?

Image CAPTCHAs and reCAPTCHA v2. Government sites often lag behind in CAPTCHA technology, making them simpler to solve.

Can CaptchaAI solve BLS CAPTCHAs?

Yes — CaptchaAI supports BLS CAPTCHAs with 100% accuracy rate using the method=bls parameter for direct solving, or method=base64 for image-based solving.